APA (7th ed.) Citation

Carr, E. H. 1. (1950). Studies in revolution. Macmillan.

Chicago Style (17th ed.) Citation

Carr, Edward Hallett 1892. Studies in Revolution. London: Macmillan, 1950.

MLA (9th ed.) Citation

Carr, Edward Hallett 1892. Studies in Revolution. Macmillan, 1950.