Cita APA

Frey, E. G. (1987). Division and detente: The Germanies and their alliances. Praeger.

Citación estilo Chicago

Frey, Eric G. Division and Detente: The Germanies and Their Alliances. New York u.a: Praeger, 1987.

Cita MLA

Frey, Eric G. Division and Detente: The Germanies and Their Alliances. Praeger, 1987.