| Ant M, Kintzelé J, van Haecht A, and Walther R (eds.) (1996) | Access, quality and volume of continuing
vocational training in Europe.
Berlin: Luchterhand |
| Bääth J A (1976) | Correspondence Education in the light
of a number of contemporary teaching models
Malmö: Liber Hermods |
| Back H, (1993) | State of the art and prospects of open
and distance learning in the Federal Republic of Germany
Brussels : European Commission |
| Dalkey N, (1976) | Group decision analysis in Zelev M (ed) Multi
criteria decision making.
Amsterdam: Springer |
| Dalkey N (1980) | The aggregation of probability estimates.
UCLA-ENG-CSL-8025 |
| Dalkey N (1969) | An experimental study of group opinion.
Futures 1,5, 408-426 |
| Dalkey N (1979) | Group decision theory
UCLA-ENG-7749 |
| Dalkey N et al (1972) | Studies in the quality of life
Lexington, Mass: Heath |
| Dalkey N, Brown, B, Cochran S, | The Delphi Method III Use of self-ratings
to improve group estimates
RM-6115-PR : (Rand Corporation) |
| Dalkey N.. | Analyses from a group opinion study
Futures 1,6,541-551 |
| Daniel J (1996) | Megauniversities and knowledge media. London: Kogan Page |
| Daniel J (1997) | Speeches by the Vice-Chancellor of the Open University.http://www.open.ac.uk/OU/News.html. |
| Danish Ministry of Education (no date) | Technology supported learning
(Distance learning).Copenhagen: Ministry of Education |
| Delling R (1995) | Open Learning in Zimmer G Vom Fernunterricht
Zum Open Distance Learning:
Eine Europäische Initiative Berlin : BIBB |
| Erdos R (1989) | Teaching beyond the campus.
Glebe NSW: Fost Books |
| Evans T and Nation D (1989) | Critical reflections on distance education
London : Falmer |
| Fransen J & Waterschoot V (1993) | Rapport sur la situation del 'Enseignement
à distance dans la Communauté Française de Belgique.
Brussels: European Commission |
| Garrison D (1985) | Three generations of technological innovation in distance education. Distance Education, 6,2,235-41. |
| Garrison D and Shale D (1990) | Education at a distance: from issues to practice Malabar : Krieger. |
| Henderikx P (1993)(ed), | Open learning in Flanders.
Brussels: European Commission |
| Henri F and Kaye A (1985) | Le savoir à domicile: pédagogie
et problématique de la formation à distance.
Quèbec Tèlèuniversitè |
| Hoeben R (1992/3) | Open and distance learning in the Netherlands Brussels: European Commission |
| Holmberg (1994) | Theory and practice of distance education.
London: Routledge |
| Karow (1979) | Privater Fernunterricht in der Bundesrepublik
Deutschland und in Ausland
Berlin : BIBB |
| Keegan D (1980) | On defining distance education.
Distance Education, 1,1 30-56 |
| Keegan D (1986) | The foundations of distance education London: Croom Helm |
| Keegan D (1993) | Very large distance education systems: the case of China. Hagen: ZIFF |
| Keegan D (1997) | Distance training in the European Union. Brussels: The European Commission |
| Keegan D (1994) | Distance training in the European Union.
FernUniversität Hagen : ZIFF |
| Keegan D (1996) | Foundations of distance education
(3rd ed). London : Routledge |
| Lane C (1984) | Distance education. In Portway P and Lane
C (eds) Teleconferencing and distance learning
San Ramon, CA:ABT |
| Lasonen J (ed) (1996) | Reforming upper secondary education in Europe. Jyräskylä: University of Jyväskylä; ISBN 951-34-0882-5 |
| Linton M, Hand A, Turiff M (eds) (1975) | The Delphi method.
Reading, Mass: Addison Wesley |
| López-Aranguren I 1993 | Report on national open distance learning in Spain, Madrid : Ministerio de Educación y Ciencia |
| Mac Kenzie O and Christensen E L (1971) | The changing world of correspondence study : University Pole: Penn State University |
| Mac Kenzie O and Christensen E L (1969) | Correspondence instruction in the United States. University Pole: Penn State University |
| MacKeogh K & V Hogg (1993) | Open distance learning in Ireland.
Brussels: European Commission |
| Manousaki E (1994) | Open distance learning in Greece
Brussels: European Commission |
| Moore M (1995) | Trends, direction and needs from a US
perspective.
In Lockwood F(ed) Open and distance learning today London : Routledge |
| OECD (1997) | 1997 OECD Telecommunications outlook. http://www.oecd.org/dsti/ commhigh.html |
| Oravep (1994) | Formations ouvertes et à distance:
la situation en France.
Paris Observatoir des resources pour la formation |
| Paul R (1996) | Preface in Opening education : Policies
from Open and Distance Education.
London ; Routledge |
| Peters O (1965) | Der Fernunterricht: Materialien zur Diskussion
einer neuen Unterrichtsform
(Distance training; materials for the analysis of a new form of teaching). Berlin : Beltz |
| Peters O (1994) | The industrialization of teaching and learning: Otto Peters on distance education. London: Routledge |
| Rekkedal T (1983). | The written assignments in correspondence education. Effects of reducing turn-around time. Distance Education, 4, 231-250 |
| Rumble G (1989) | On defining distance education. American Journal of distance Education 3 (2), 8-21 |
| Rumble G (1991) | Book Review. Open learning : February pp71-2 |
| Shale D (1988) | Towards a reconceptionalization of distance
education.
American Journal of Distance Education 2(3) 25-35 |
| Steele R (1996) | Distance Learning in America Today.
Proceedings of Lifelong Learning conference. Dublin : UCD(IRE). |
| Sauvé L (1990) | Systèmes de formation à
distance.
Quèbec : Tèlèuniversitè |
| Van den Brande (1993) | Flexible and distance learning.
Chichester : Wiley |
| Van der Mark D (1993) | Directory of private distance education institutes and associations in Europe. Arnhem : AECS |
| Verduin and Clark 1991 | Distance education: the Foundations of
effective practice.
San Francisco : Jossey Bass |
| Voss L.(1993) | Distance education /flexible learning in Denmark. Brussels European: Commission |
| Weinstock N(1976) | Les cours par correspondence du secteur
privé en Belgique.
Brussels: Centre National de Sociologie Droit Social |
| York Computing Ltd (1993) | Open and flexible learning in the UK.
Brussels: European Commission |
| Zimmer G (1994) | Vom Fernunterricht Zum Open Distance Learning : Eine Europäische Initiative Berlin : BIBB |