Lenin, V. I. (1970). Materialism and empirio-criticism: Critical comments on a reactionary philosophy (4th re. ed.). Progress Publishers.
Цитирование в стиле Чикаго (17-е изд.)Lenin, Vladimir Ilʹich. Materialism and Empirio-criticism: Critical Comments on a Reactionary Philosophy. 4th re. ed. Progress Publishers, 1970.
Цитирование MLA (9-е изд.)Lenin, Vladimir Ilʹich. Materialism and Empirio-criticism: Critical Comments on a Reactionary Philosophy. 4th re. ed. Progress Publishers, 1970.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.