Cita APA (7a ed.)

Friedman, M., & Leube, K. R. (1987). The essence of Friedman. Hoover Institution Press.

Cita Chicago Style (17a ed.)

Friedman, Milton, y Kurt R. Leube. The Essence of Friedman. Stanford: Hoover Institution Press, 1987.

Cita MLA (9a ed.)

Friedman, Milton, y Kurt R. Leube. The Essence of Friedman. Hoover Institution Press, 1987.