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15641
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15642
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15643
An experimental study of two methods of problem-solving in arithmetic [microform]
Published 1976Visual Material -
15644
An achievement test in English for grade one Waray learners [microform].
Published 1976Visual Material -
15645
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15646
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15647
Elementary school teachers' utilization of local cultural materials in social studies [microform]
Published 1976Visual Material -
15648
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15649
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15650