APA (7th ed.) Citation

Lipp, F. J. (1966). Rulers of darkness. World Pub. Co..

Chicago Style (17th ed.) Citation

Lipp, Frederick J. Rulers of Darkness. Cleveland: World Pub. Co., 1966.

MLA (9th ed.) Citation

Lipp, Frederick J. Rulers of Darkness. World Pub. Co., 1966.