APA (7th ed.) Citation

Simon, S. J., & Goren, C. H. (1946). Why you lose at bridge. Cornerstone Library.

Chicago Style (17th ed.) Citation

Simon, S. J., and Charles H. Goren. Why You Lose at Bridge. New York: Cornerstone Library, 1946.

MLA (9th ed.) Citation

Simon, S. J., and Charles H. Goren. Why You Lose at Bridge. Cornerstone Library, 1946.