APA ציטוט

Formacion, P. S. Inquiry slides for teaching ecology in the elementary grades.

Chicago Style (17th ed.) Citation

Formacion, Placida S. Inquiry Slides for Teaching Ecology in the Elementary Grades. Quezon City, 1973.

ציטוט MLA

Formacion, Placida S. Inquiry Slides for Teaching Ecology in the Elementary Grades.