Tschernyschewski, N. G. (1974). Was tun? Aufbau-Verlag.
Chicago Style (17. basım) AtıfTschernyschewski, Nikolai Gawrilowitsch. Was Tun? Berlin: Aufbau-Verlag, 1974.
MLA (8th ed.) AtıfTschernyschewski, Nikolai Gawrilowitsch. Was Tun? Aufbau-Verlag, 1974.
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