Friedl, A. E. (2005). Teaching science to children: An inquiry approach. McGraw-Hill higher education.
Trích dẫn kiểu ChicagoFriedl, Alfred E. Teaching Science to Children: An Inquiry Approach. McGraw-Hill higher education, 2005.
MLA citiranjeFriedl, Alfred E. Teaching Science to Children: An Inquiry Approach. McGraw-Hill higher education, 2005.
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