Παραπομπή APA

Theen, R. H. W. (1919). Lenin: Genesis and development of a revolutionary.

Παραπομπή Chicago Style

Theen, Rolf H W. Lenin: Genesis and Development of a Revolutionary. New Jersey, Princeton University Press, 1919.

Παραπομπή MLA

Theen, Rolf H W. Lenin: Genesis and Development of a Revolutionary. 1919.