Cita APA (7a ed.)

Williams, W. A. The war for the American frontier: World war II / William Appleman Williams. Twentieth-century america : recent interpretations.(1972).

Cita Chicago Style (17a ed.)

Williams, William Appleman. "The War for the American Frontier: World War II / William Appleman Williams." Twentieth-century America : Recent Interpretations.(1972) .

Cita MLA (8a ed.)

Williams, William Appleman. "The War for the American Frontier: World War II / William Appleman Williams." Twentieth-century America : Recent Interpretations.(1972), .