APA (7th ed.) Citation

Nicolay, J. G., & Hay, J. M. (1914). Abraham Lincoln: The full and authorized record of his private life and public career. American Historical Found.

Chicago Style (17th ed.) Citation

Nicolay, John G., and John Milton Hay. Abraham Lincoln: The Full and Authorized Record of His Private Life and Public Career. New York: American Historical Found, 1914.

MLA (9th ed.) Citation

Nicolay, John G., and John Milton Hay. Abraham Lincoln: The Full and Authorized Record of His Private Life and Public Career. American Historical Found, 1914.