Positive classroom performance: techniques for changing behavior
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| Hovedforfatter: | |
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| Format: | Bog |
| Sprog: | English |
| Udgivet: |
Denver,
Love Pub. Co.
[c1971]
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| Serier: | Education series.
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| Fag: |
| Fysisk beskrivelse: | 62 p. illus. 23 cm. |
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