Cita APA (7a ed.)

Ashley, R. (1975). Cocaine: Its history, uses and effects. St. Martin's Pr.

Cita Chicago Style (17a ed.)

Ashley, Richard. Cocaine: Its History, Uses and Effects. New York: St. Martin's Pr, 1975.

Cita MLA (9a ed.)

Ashley, Richard. Cocaine: Its History, Uses and Effects. St. Martin's Pr, 1975.