APA (7th ed.) Citation

Lensen, G. A. 1.. (1964). Russia's eastward expansion. Prentice-Hall.

Chicago Style (17th ed.) Citation

Lensen, George Alexander 1923-. Russia's Eastward Expansion. Englewood Cliffs, N.J: Prentice-Hall, 1964.

MLA (9th ed.) Citation

Lensen, George Alexander 1923-. Russia's Eastward Expansion. Prentice-Hall, 1964.