Boyer, Paul S., and Melvyn Dubofsky, ed. The Oxford Companion to United States History. Oxford: Oxford University Press, 2001. E 174 .O94 2001
Cayton, Mary Kupiec, and Peter W. Williams, ed. Encyclopedia of American Cultural and Intellectual History. New York: Scribner, 2001. E 169.1 .E624 2001
Garraty, John A., and Eric Foner. The Reader's Companion to American History. Boston: Houghton Mifflin, 2014. Credo Reference
Kutler, Stanley I., ed. Dictionary of American History. New York: Charles Scribner's Sons, 2003. E 174 .D52 2003 and GVRL eBook
Nash, Gary B., ed. Encyclopedia of American History. New York: Facts on File, 2010. E 174 .E53 2010
Norton, Mary Beth, ed. The American Historical Association's Guide to Historical Literature. New York: Oxford University Press, 1995. Z 6201 .A55 1995 and ACLS eBook
Parish, Peter J., ed. Reader's Guide to American History. Chicago: Fitzroy Dearborn Publishers, 1997. Ref E 178 .R43 1997
