APA استشهاد

Draper, H., & Haberkern, E. (2011). Karl Marx's theory of revolution. Aakar.

استشهاد بنمط شيكاغو

Draper, Hal, و E. Haberkern. Karl Marx's Theory of Revolution. Delhi: Aakar, 2011.

MLA استشهاد

Draper, Hal, و E. Haberkern. Karl Marx's Theory of Revolution. Aakar, 2011.