APA (7th ed.) Citation

Williams, W., & Parry, A. (1941). Riddle of the Reich. Prentice-Hall, inc..

Chicago Style (17th ed.) Citation

Williams, Wythe, and Albert Parry. Riddle of the Reich. New York: Prentice-Hall, inc., 1941.

MLA (9th ed.) Citation

Williams, Wythe, and Albert Parry. Riddle of the Reich. Prentice-Hall, inc., 1941.