Cita APA (7th ed.)

Birnbaum, N. (1946). Confession: By Nathan Birnbaum. Spero Foundation.

Cita Chicago (17th ed.)

Birnbaum, Nathan. Confession: By Nathan Birnbaum. New York: Spero Foundation, 1946.

Cita MLA (8th ed.)

Birnbaum, Nathan. Confession: By Nathan Birnbaum. Spero Foundation, 1946.