APA (7th ed.) Citation

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.

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.