Cita APA (7th ed.)
Fromm, E., & Bottomore, T. B. (1966). Marx's concept of man. Frederick Ungar Publishing Co..
Cita Chicago (17th ed.)
Fromm, Erich, i T. B. Bottomore. Marx's Concept of Man. New York: Frederick Ungar Publishing Co., 1966.
Cita MLA (9th ed.)
Fromm, Erich, i T. B. Bottomore. Marx's Concept of Man. Frederick Ungar Publishing Co., 1966.
Atenció: Aquestes cites poden no estar 100% correctes.