Styl cytowania APA

Engels, F. (1949). The Part played by labour in the transition from ape to man.

Styl cytowania Chicago

Engels, Friedrich. The Part Played by Labour in the Transition from Ape to Man. Moscow, 1949.

Styl cytowania MLA

Engels, Friedrich. The Part Played by Labour in the Transition from Ape to Man. 1949.

Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..