Cita APA (7a ed.)

Fromm, E., Bottomore, T. B., & Marx, K. (2013). Marx's concept of man. Open Road Integrated Media.

Cita Chicago Style (17a ed.)

Fromm, Erich, T. B. Bottomore, y Karl Marx. Marx's Concept of Man. New York, NY: Open Road Integrated Media, 2013.

Cita MLA (8a ed.)

Fromm, Erich, et al. Marx's Concept of Man. Open Road Integrated Media, 2013.