Theoretical principles of distance education /
Theoretical principles of distance education /
edited by Desmond Keegan.
- London ; New York : Routledge, 1993.
- xiii, 272 p. : ill. ; 22 cm.
- Routledge studies in distance education .
Includes bibliographical references and index.
0415089425
93230530
Distance education.
Education--Aims and objectives.
Educational technology.
LC5800 / THE1993
Includes bibliographical references and index.
0415089425
93230530
Distance education.
Education--Aims and objectives.
Educational technology.
LC5800 / THE1993