APA (7th ed.) Citation

Barber, J., Remington, F., & Verone, A. (1998). Theodore Roosevelt, icon of the American century. National Portrait Gallery, Smithsonian Institution : National Park Service, United States Dept. of the Interior.

Chicago Style (17th ed.) Citation

Barber, James, Frederic Remington, and Amy Verone. Theodore Roosevelt, Icon of the American Century. Washington, D.C.: National Portrait Gallery, Smithsonian Institution : National Park Service, United States Dept. of the Interior, 1998.

MLA (9th ed.) Citation

Barber, James, et al. Theodore Roosevelt, Icon of the American Century. National Portrait Gallery, Smithsonian Institution : National Park Service, United States Dept. of the Interior, 1998.