Cita APA (7th ed.)

Schoenbaum, D., & Strauss, F. J. (1968). The Spiegel affair. Doubleday.

Cita Chicago (17th ed.)

Schoenbaum, David, i Franz Joseph Strauss. The Spiegel Affair. Garden City, N. Y: Doubleday, 1968.

Cita MLA (9th ed.)

Schoenbaum, David, i Franz Joseph Strauss. The Spiegel Affair. Doubleday, 1968.