MLA

Carr, Edward Hallett. Socialism In One Country, 1924-1926. Harmondsworth: Penguin, 1970.

APA

Carr, E. Hallett. (1970). Socialism in one country, 1924-1926. Harmondsworth: Penguin.

Chicago

Carr, Edward Hallett, Socialism In One Country, 1924-1926. Harmondsworth: Penguin, 1970.