Παραπομπή APA

Clark, R. W. (1965). Einstein: The life and times. Avon Books.

Παραπομπή Chicago Style

Clark, Ronald W. Einstein: The Life and Times. Newyork: Avon Books, 1965.

Παραπομπή MLA

Clark, Ronald W. Einstein: The Life and Times. Avon Books, 1965.