APA (7th ed.) Citation

Kastor, P. J. (2010). America's struggle with empire: A documentary history. CQ Press.

Chicago Style (17th ed.) Citation

Kastor, Peter J. America's Struggle with Empire: A Documentary History. Washington, D.C.: CQ Press, 2010.

MLA (8th ed.) Citation

Kastor, Peter J. America's Struggle with Empire: A Documentary History. CQ Press, 2010.