Παραπομπή APA

William S Sahakian Mabel Lewis Sahakian. (1966). Ideas of the great philosophers. Narnes & Noble books.

Παραπομπή Chicago Style

William S Sahakian Mabel Lewis Sahakian. Ideas of the Great Philosophers. New York: Narnes & Noble books, 1966.

Παραπομπή MLA

William S Sahakian Mabel Lewis Sahakian. Ideas of the Great Philosophers. Narnes & Noble books, 1966.