APA (7th ed.) Citation

Leupp, F. E. (1910). The Indian and his problem. Scribner.

Chicago Style (17th ed.) Citation

Leupp, Francis E. The Indian and His Problem. New York: Scribner, 1910.

MLA (9th ed.) Citation

Leupp, Francis E. The Indian and His Problem. Scribner, 1910.