APA

Kahn D., .Hitler's Spies:German Military Intelligence in World War II. New York: Da Capo Press.

Chicago

Kahn David, .Hitler's Spies:German Military Intelligence in World War II. New York: Da Capo Press.

Harvard

Kahn D., .Hitler's Spies:German Military Intelligence in World War II. New York: Da Capo Press.

MLA

Kahn David, .New York: Da Capo Press. .