Friedl, A. E. (2005). Teaching science to children: An inquiry approach. McGraw-Hill higher education.
استشهاد بنمط شيكاغوFriedl, Alfred E. Teaching Science to Children: An Inquiry Approach. McGraw-Hill higher education, 2005.
MLA استشهادFriedl, Alfred E. Teaching Science to Children: An Inquiry Approach. McGraw-Hill higher education, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.