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4481
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4482
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4483
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4484
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4485
Content analysis of criterion-referenced tests used in the Division of Isabela [microform].
Cyhoeddwyd 1980Visual Material -
4486
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4487
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4488
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4489
Effects of mathematics homework on the mathematics achievement of grade four pupils
Cyhoeddwyd 1980Traethawd Ymchwil -
4490
Vertical versus spiral pattern of assigning homework, effects on mathematics achievement and verbal interaction
Cyhoeddwyd 1980Traethawd Ymchwil


