Cita APA (7th ed.)

Fredborg, A. (1944). Behind the steel wall: A Swedish journalist in Berlin, 1941-1943. Viking Press.

Cita Chicago (17th ed.)

Fredborg, Arvid. Behind the Steel Wall: A Swedish Journalist in Berlin, 1941-1943. New York: Viking Press, 1944.

Cita MLA (9th ed.)

Fredborg, Arvid. Behind the Steel Wall: A Swedish Journalist in Berlin, 1941-1943. Viking Press, 1944.