APA aipamena

Fleegler, R., Huebner, A., & Patterson, J. (2004). Twentieth-century United States history. Washington: United States Department of State, Bureau of Educational and Cultural Affairs.

Chicago Style aipamena

Fleegler, Robert, Andrew Huebner, και James Patterson. Twentieth-century United States History. Washington: United States Department of State, Bureau of Educational and Cultural Affairs, 2004.

MLA aipamena

Fleegler, Robert, Andrew Huebner, και James Patterson. Twentieth-century United States History. Washington: United States Department of State, Bureau of Educational and Cultural Affairs, 2004.