Cita APA (7th ed.)
Heizer, R. F. (1969). Man's discovery of his past: A sourcebook of original articles. Peek Publications.
Cita Chicago (17th ed.)
Heizer, Robert F. Man's Discovery of His Past: A Sourcebook of Original Articles. California: Peek Publications, 1969.
Cita MLA (9th ed.)
Heizer, Robert F. Man's Discovery of His Past: A Sourcebook of Original Articles. Peek Publications, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.