Cita APA (7a ed.)

Radford, R. F., & Crowley, J. D. (1991). Drug agent USA: [he is a front-line fighter in America's war on drugs; this is his story]. St. Martin's Paperbacks.

Cita Chicago Style (17a ed.)

Radford, Richard F., y John D. Crowley. Drug Agent USA: [he Is a Front-line Fighter in America's War on Drugs; This Is His Story]. New York, NY: St. Martin's Paperbacks, 1991.

Cita MLA (8a ed.)

Radford, Richard F., y John D. Crowley. Drug Agent USA: [he Is a Front-line Fighter in America's War on Drugs; This Is His Story]. St. Martin's Paperbacks, 1991.