Citazione Stile APA (7a Edizione)

Friedman, M., Cagan, P., Klein, J. J., Lerner, E. M., & Selden, R. T. (1956). Studies in the quantity theory of money. University of Chicago Press.

Citazione stile Chigago Style (17a edizione)

Friedman, Milton, Phillip Cagan, John J. Klein, Eugene M. Lerner, e Richard T. Selden. Studies in the Quantity Theory of Money. Chicago: University of Chicago Press, 1956.

Citatione MLA (9a ed.)

Friedman, Milton, et al. Studies in the Quantity Theory of Money. University of Chicago Press, 1956.