Gaya APA

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

Gaya MLA

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