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15731
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15732
Evaluation of facilities for science teaching in grade V and VI in the Division of Rizal [microform].
Published 1976Visual Material -
15733
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15734
A study of the improvement of instruction in "new" social studies through in-service education in Lumban District
Published 1976Visual Material -
15735
Science teaching in Quezon City public secondary schools its practices
Published 1976Visual Material -
15736
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15737
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15738
-
15739
-
15740


