APA (7th ed.) Citation

Thayer, W. R. (1919). Theodore Roosevelt : an intimate biography / by W.R. Thayer: An intimate biography. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Thayer, W. R. Theodore Roosevelt : An Intimate Biography / by W.R. Thayer: An Intimate Biography. Houghton Mifflin, 1919.

MLA (9th ed.) Citation

Thayer, W. R. Theodore Roosevelt : An Intimate Biography / by W.R. Thayer: An Intimate Biography. Houghton Mifflin, 1919.

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