Cita APA (7a ed.)

Baltzell, E. D. (1966). Philadelphia gentlemen: The making of a national upper class (1st Free Press pbk. ed.). Free Press [etc.].

Cita Chicago Style (17a ed.)

Baltzell, E. Digby. Philadelphia Gentlemen: The Making of a National Upper Class. 1st Free Press pbk. ed. New York [etc.]: Free Press [etc.], 1966.

Cita MLA (9a ed.)

Baltzell, E. Digby. Philadelphia Gentlemen: The Making of a National Upper Class. 1st Free Press pbk. ed. Free Press [etc.], 1966.