Cita APA (7a ed.)

O'Connor, H. (1937). The Guggenheims: The making of an American dynasty / by Harvey O'Connor. Covici, Friede.

Cita Chicago Style (17a ed.)

O'Connor, Harvey. The Guggenheims: The Making of an American Dynasty / by Harvey O'Connor. New York: Covici, Friede, 1937.

Cita MLA (8a ed.)

O'Connor, Harvey. The Guggenheims: The Making of an American Dynasty / by Harvey O'Connor. Covici, Friede, 1937.