Cita APA (7a ed.)

True, W. P. (1950). The Smithsonian: America's treasure house. Sheridan House.

Cita Chicago Style (17a ed.)

True, Webster Prentiss. The Smithsonian: America's Treasure House. New York: Sheridan House, 1950.

Cita MLA (9a ed.)

True, Webster Prentiss. The Smithsonian: America's Treasure House. Sheridan House, 1950.