Jeffers, H. P. (1994). Commissioner Roosevelt: The story of Theodore Roosevelt and the New York City police, 1895-1897. J. Wiley & Sons.

Jeffers, H. Paul. Commissioner Roosevelt: The Story of Theodore Roosevelt and the New York City Police, 1895-1897. New York: J. Wiley & Sons, 1994.

Jeffers, H. Paul. Commissioner Roosevelt: The Story of Theodore Roosevelt and the New York City Police, 1895-1897. J. Wiley & Sons, 1994.