Cita APA (7a ed.)

Napier, A., & Whitaker, C. A. (1978). The family crucible. Harper & Row.

Cita Chicago Style (17a ed.)

Napier, Augustus, y Carl A. Whitaker. The Family Crucible. New York [etc.]: Harper & Row, 1978.

Cita MLA (9a ed.)

Napier, Augustus, y Carl A. Whitaker. The Family Crucible. Harper & Row, 1978.