APA (7th ed.) Citation

Varg, P. A. (1979). United States foreign relations, 1820-1860. Michigan State University Press.

Chicago Style (17th ed.) Citation

Varg, Paul A. United States Foreign Relations, 1820-1860. [East Lansing]: Michigan State University Press, 1979.

MLA (9th ed.) Citation

Varg, Paul A. United States Foreign Relations, 1820-1860. Michigan State University Press, 1979.

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