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1دورية أكاديمية
المؤلفون: Freire, Sofia, Faria, Cláudia, Galvão, Cecília, Reis, Pedro
المصدر: Research in Science Education; Feb2013, Vol. 43 Issue 1, p163-178, 16p, 4 Charts
المؤلفون: Freire, Sofia, Faria, Cláudia, Galvão, Cecília, Reis, Pedro
المصدر: Research in Science Education; Feb2013, Vol. 43 Issue 1, p163-178, 16p, 4 Charts