APA (7th ed.) Citation

Baker, H. L. (2007). Argonne days in World War I. University of Missouri Press.

Chicago Style (17th ed.) Citation

Baker, Horace L. Argonne Days in World War I. Columbia: University of Missouri Press, 2007.

MLA (9th ed.) Citation

Baker, Horace L. Argonne Days in World War I. University of Missouri Press, 2007.