Effects of group contingent events upon classroom noise
(Q40523656)
scientific article published on January 1969
scientific article published on January 1969
Language:
Current Data About
Effects of group contingent events upon classroom noise
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171-179
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(Q1860)
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3
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2
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Wednesday, January 1, 1969
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(Q6294768)
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"Effects of group contingent events upon classroom noise" (language: en)
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Schmidt GW
Ulrich RE
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| (P2860) |
(Q52346792)
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