The Effects of Cooperative Group Investigation Method in Social Studies Classes on the Middle School Students' Academic Attitude (사회과 수업에서 집단탐구 협동학습 방법이 중학생의 학습태도에 미치는 영향)
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- Journal of the Korean association of regional geographers
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- v.13 no.5
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- pp.595-607
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- 2007