Παραπομπή APA

Cohen, G. (1978). Karl Marx's theory of history: A defence. Princeton University Press.

Παραπομπή Chicago Style

Cohen, G.A. Karl Marx's Theory of History: A Defence. New Jersey: Princeton University Press, 1978.

Παραπομπή MLA

Cohen, G.A. Karl Marx's Theory of History: A Defence. Princeton University Press, 1978.