Παραπομπή APA

Krapivin ,Vassily. (1985). What is Dialectical materialism. Progress Publishers, Moscow.

Παραπομπή Chicago Style

Krapivin ,Vassily. What Is Dialectical Materialism. Progress Publishers, Moscow: Progress Publishers, Moscow, 1985.

Παραπομπή MLA

Krapivin ,Vassily. What Is Dialectical Materialism. Progress Publishers, Moscow, 1985.