APA (7th ed.) Citation

Sumner, B. H. (1961). A survey of Russian history / by B.H. Sumner (2nd ed.). Methuen.

Chicago Style (17th ed.) Citation

Sumner, B. H. A Survey of Russian History / by B.H. Sumner. 2nd ed. Methuen, 1961.

MLA (9th ed.) Citation

Sumner, B. H. A Survey of Russian History / by B.H. Sumner. 2nd ed. Methuen, 1961.

Warning: These citations may not always be 100% accurate.