Παραπομπή APA

Polyakov, Y. (1987). The socialist revolution and its defense: Early history of Soviet Russia. Moscow: Progress Publishers.

Παραπομπή Chicago Style

Polyakov, Yuri. The Socialist Revolution and Its Defense: Early History of Soviet Russia. Moscow: Progress Publishers, 1987.

Παραπομπή MLA

Polyakov, Yuri. The Socialist Revolution and Its Defense: Early History of Soviet Russia. Moscow: Progress Publishers, 1987.

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