APA (7. basım) Alıntı

Colton, J. (1980). Twentieth century. Time-Life Books.

Chicago Style (17. basım) Atıf

Colton, Joel. Twentieth Century. Alexandria, Va: Time-Life Books, 1980.

MLA (9th ed.) Atıf

Colton, Joel. Twentieth Century. Time-Life Books, 1980.