APA (7th ed.) Citation

Holden. (2006). To be a U.S. secret service agent. Zenith Press.

Chicago Style (17th ed.) Citation

Holden. To Be a U.S. Secret Service Agent. St. Paul, MN: Zenith Press, 2006.

MLA (8th ed.) Citation

Holden. To Be a U.S. Secret Service Agent. Zenith Press, 2006.