Motivation and learning; applying contingency management techniques.
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Englewood Cliffs, N. J.
Educational Technology Pub.
[c1971].
|
| Pynciau: |