Programmed learning aid for cultural anthropology
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Homewood, Illinois
Learning Systems Company
©1972.
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| Cyfres: | Irwin programmed learning aid (PLAID) series
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| Pynciau: |