APA (7th ed.) Citation

Howard, O. O. (1908). Famous Indian chiefs I have known. Century Co..

Chicago Style (17th ed.) Citation

Howard, O. O. Famous Indian Chiefs I Have Known. New York: Century Co., 1908.

MLA (8th ed.) Citation

Howard, O. O. Famous Indian Chiefs I Have Known. Century Co., 1908.

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