Motivation and learning ; applying contingency management techniques /
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| Format: | Book |
| Language: | English |
| Published: |
Englewood Cliffs, N.J. :
Educational Technology Publications,
[1971]
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| Subjects: |
| Item Description: | "Reprinted from the April, 1971 edition of Educational technology magazine." |
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| Physical Description: | ix, 206 pages ; 23 cm. |
| ISBN: | 0877780234 |