Cita APA (7a ed.)

Violanti, J. M., & Samuels, S. (2007). Under the blue shadow: Clinical and behavioral perspectives on police suicide. Thomas.

Cita Chicago Style (17a ed.)

Violanti, John M., y Stephanie Samuels. Under the Blue Shadow: Clinical and Behavioral Perspectives on Police Suicide. Springfield, Ill: Thomas, 2007.

Cita MLA (8a ed.)

Violanti, John M., y Stephanie Samuels. Under the Blue Shadow: Clinical and Behavioral Perspectives on Police Suicide. Thomas, 2007.