Gaya APA

Colang, A. (1975). Principles And Practices In The Teaching of The Social Sciences Concepts And Values (Green) . New York: Harcourt Brace Jovanovich.

Gaya MLA

Colang, Armand. "Principles And Practices In The Teaching of The Social Sciences Concepts And Values (Green)". New York: Harcourt Brace Jovanovich, 1975. .