APA (7th ed.) Citation

Goetzmann, W. H. (1959). Army exploration in the American West, 1803-1863. Yale University Press.

Chicago Style (17th ed.) Citation

Goetzmann, William H. Army Exploration in the American West, 1803-1863. New Haven: Yale University Press, 1959.

MLA (9th ed.) Citation

Goetzmann, William H. Army Exploration in the American West, 1803-1863. Yale University Press, 1959.