APA (7th ed.) Citation

Williams, W. A. (1961). The contours of American history ([1st ed.].). World Pub. Co..

Chicago Style (17th ed.) Citation

Williams, William Appleman. The Contours of American History. [1st ed.]. Cleveland: World Pub. Co., 1961.

MLA (9th ed.) Citation

Williams, William Appleman. The Contours of American History. [1st ed.]. World Pub. Co., 1961.