APA (7th ed.) Citation

Mowry, G. E. (1958). The era of Theodore Roosevelt: 1900 - 1912 (1. ed.). Harper & Brothers.

Chicago Style (17th ed.) Citation

Mowry, George E. The Era of Theodore Roosevelt: 1900 - 1912. 1. ed. New York: Harper & Brothers, 1958.

MLA (9th ed.) Citation

Mowry, George E. The Era of Theodore Roosevelt: 1900 - 1912. 1. ed. Harper & Brothers, 1958.