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1
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2
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3
Effectiveness of individualized modular approach to instruction in secondary economics
Publicado em 1995Tese -
4
A proposed module on the concept social environment for grade five social studies
Publicado em 1982Tese -
5
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6
Proposed learning activity package in the concept environment for grade four fast learners
Publicado em 1980Tese -
7
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8
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9
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10