Cita APA (7a ed.)

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.

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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