Friedl, A. E. (2001). Teaching science to children: An inquiry approach (5th ed.). McGraw-Hill.
Chicagoスタイル(17版)引用形式Friedl, Alfred E. Teaching Science to Children: An Inquiry Approach. 5th ed. Boston: McGraw-Hill, 2001.
MLA(9版)引用形式Friedl, Alfred E. Teaching Science to Children: An Inquiry Approach. 5th ed. McGraw-Hill, 2001.
警告: この引用は必ずしも正確ではありません.