APA aipamena

Friedl, A. E. (2001). Teaching science to children: An inquiry approach (5th ed.). McGraw-Hill.

Chicago Style aipamena

Friedl, Alfred E. Teaching Science to Children: An Inquiry Approach. 5th ed. Boston: McGraw-Hill, 2001.

MLA aipamena

Friedl, Alfred E. Teaching Science to Children: An Inquiry Approach. 5th ed. McGraw-Hill, 2001.