APA (7th ed.) Citation

Utley, R. M. (1967). Frontiersmen in blue; the United States Army and the Indian, 1848-1865. Macmillan.

Chicago Style (17th ed.) Citation

Utley, Robert M. Frontiersmen in Blue; the United States Army and the Indian, 1848-1865. New York: Macmillan, 1967.

MLA (8th ed.) Citation

Utley, Robert M. Frontiersmen in Blue; the United States Army and the Indian, 1848-1865. Macmillan, 1967.

Warning: These citations may not always be 100% accurate.