APA (7th ed.) Citation
Friedman, M., Cagan, P., Klein. John J., Lerner, E. M., & Selden, R. T. (1956). Studies in the quantity theory of money. University of Chicago Press.
Chicago Style (17th ed.) Citation
Friedman, Milton, Phillip Cagan, Klein. John J., Eugene M. Lerner, and Richard T. Selden. Studies in the Quantity Theory of Money. Chicago: University of Chicago Press, 1956.
MLA (9th ed.) Citation
Friedman, Milton, et al. Studies in the Quantity Theory of Money. University of Chicago Press, 1956.
Warning: These citations may not always be 100% accurate.