APA (7th ed.) Citation

Ludwig, E., Paul, E., & Paul, C. (1954). Napoleon. Liveright Pub. Corp..

Chicago Style (17th ed.) Citation

Ludwig, Emil, Eden Paul, and Cedar Paul. Napoleon. New York: Liveright Pub. Corp., 1954.

MLA (9th ed.) Citation

Ludwig, Emil, et al. Napoleon. Liveright Pub. Corp., 1954.