APA (7th ed.) Citation

Sinclair, U. (1920). %100%: The story of a patriot. U. Sinclair.

Chicago Style (17th ed.) Citation

Sinclair, Upton. %100%: The Story of a Patriot. Pasadena, Calif.: U. Sinclair, 1920.

MLA (8th ed.) Citation

Sinclair, Upton. %100%: The Story of a Patriot. U. Sinclair, 1920.

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