APA (7th ed.) Citation

Klein, F., Sheppard, W. F., Macmahon, P. A., & Mordell, L. J. (1962). Famous problems and other monographs (2nd ed.). Chelsea Publishing.

Chicago Style (17th ed.) Citation

Klein, Felix, W. F. Sheppard, P. A. Macmahon, and L. J. Mordell. Famous Problems and Other Monographs. 2nd ed. New York: Chelsea Publishing, 1962.

MLA (9th ed.) Citation

Klein, Felix, et al. Famous Problems and Other Monographs. 2nd ed. Chelsea Publishing, 1962.