APA (7th ed.) Citation

Appel, E. J. (2011). Internet searches for vetting, investigations, and open-source intelligence. CRC Press.

Chicago Style (17th ed.) Citation

Appel, Edward J. Internet Searches for Vetting, Investigations, and Open-source Intelligence. Boca Raton, FL: CRC Press, 2011.

MLA (9th ed.) Citation

Appel, Edward J. Internet Searches for Vetting, Investigations, and Open-source Intelligence. CRC Press, 2011.