APA (7th ed.) Citation

Voorhees, O. M. (1945). The history of Phi beta kappa. Crown publishers.

Chicago Style (17th ed.) Citation

Voorhees, Oscar M. The History of Phi Beta Kappa. New York: Crown publishers, 1945.

MLA (9th ed.) Citation

Voorhees, Oscar M. The History of Phi Beta Kappa. Crown publishers, 1945.