Kessler, R., & Sklar, A. (2009). In the president's secret service: Behind the scenes with agents in the line of fire and the presidents they protect (Unabridged.). Tantor Media.
Style de citation Chicago (17e éd.)Kessler, Ronald, et Alan Sklar. In the President's Secret Service: Behind the Scenes with Agents in the Line of Fire and the Presidents They Protect. Unabridged. Old Saybrook: Tantor Media, 2009.
Style de citation MLA (8e éd.)Kessler, Ronald, et Alan Sklar. In the President's Secret Service: Behind the Scenes with Agents in the Line of Fire and the Presidents They Protect. Unabridged. Tantor Media, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.