Cita APA (7a ed.)

Williams, W. A. (1973). The Contours of American History. Franklin Watts.

Cita Chicago Style (17a ed.)

Williams, William Appleman. The Contours of American History. New York: Franklin Watts, 1973.

Cita MLA (9a ed.)

Williams, William Appleman. The Contours of American History. Franklin Watts, 1973.