The personalized system of instruction : an educational alternative
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| Формат: | Книга |
| Опубліковано: |
Washington, D.C. :
Americam Association for Higher Education,
1974
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| Предмети: |
| Автор: | |
|---|---|
| Формат: | Книга |
| Опубліковано: |
Washington, D.C. :
Americam Association for Higher Education,
1974
|
| Предмети: |