Παραπομπή APA

Bogardus, E. s. (1969). Development of Social Thought (4th.). Vakils.

Παραπομπή Chicago Style

Bogardus, Emory s. Development of Social Thought. 4th. Bombay: Vakils, 1969.

Παραπομπή MLA

Bogardus, Emory s. Development of Social Thought. 4th. Vakils, 1969.