Distance education the foundations of effective practice
| Prif Awduron: | , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
San Francisco, California
Jossey-Bass Inc., Publishers
1991.
|
| Cyfres: | The Jossey-Bass higher and adult education series
|
| Pynciau: |