Lua APA (7ú heag.)
Fromm, E., & Bottomore, T. B. Marx's Concept of Man. Frederick Ungar.
Lua i Stíl Chicago (17ú heag.)
Fromm, Erich, agus Thomas B. Bottomore. Marx's Concept of Man. Nueva York, EUA: Frederick Ungar.
Lua MLA (9ú heag.)
Fromm, Erich, agus Thomas B. Bottomore. Marx's Concept of Man. Frederick Ungar.
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