APA (7e ed.) Bronvermelding

Spiro, E. (1971). Gehlen: Spy of the century. Random House.

Chicago (17e ed.) Bronvermelding

Spiro, Edward. Gehlen: Spy of the Century. New York: Random House, 1971.

MLA (9e ed.) Bronvermelding

Spiro, Edward. Gehlen: Spy of the Century. Random House, 1971.