APA (7th ed.) Citation

Roosevelt, T., Roosevelt, K., & Irwin, W. H. (1946). Letters to Kermit from Theodore Roosevelt, 1902-1908. C. Scribner's sons.

Chicago Style (17th ed.) Citation

Roosevelt, Theodore, Kermit Roosevelt, and William Henry Irwin. Letters to Kermit from Theodore Roosevelt, 1902-1908. New York: C. Scribner's sons, 1946.

MLA (9th ed.) Citation

Roosevelt, Theodore, et al. Letters to Kermit from Theodore Roosevelt, 1902-1908. C. Scribner's sons, 1946.