The personalized system of instruction : an educational alternative
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| Format: | Livre |
| Publié: |
Washington, D.C. :
Americam Association for Higher Education,
1974
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| Sujets: |
| Auteur principal: | |
|---|---|
| Format: | Livre |
| Publié: |
Washington, D.C. :
Americam Association for Higher Education,
1974
|
| Sujets: |