APA (7th ed.) Citation

Kelley, K. (1991). Nancy Reagan :the unauthorized biography: Kitty Kelley. Simon & Schuster.

Chicago Style (17th ed.) Citation

Kelley, Kitty. Nancy Reagan :the Unauthorized Biography: Kitty Kelley. New York [u.a.]: Simon & Schuster, 1991.

MLA (8th ed.) Citation

Kelley, Kitty. Nancy Reagan :the Unauthorized Biography: Kitty Kelley. Simon & Schuster, 1991.