APA (7th ed.) Citation

Theoharis, A. G. (1999). The FBI: A comprehensive reference guide. Oryx Press.

Chicago Style (17th ed.) Citation

Theoharis, Athan G. The FBI: A Comprehensive Reference Guide. Phoenix, Ariz: Oryx Press, 1999.

MLA (9th ed.) Citation

Theoharis, Athan G. The FBI: A Comprehensive Reference Guide. Oryx Press, 1999.