Cita APA (7a ed.)

Green, P. (1996). Drug couriers: A new perspective. Howard League handbooks.

Cita Chicago Style (17a ed.)

Green, Penny. "Drug Couriers: A New Perspective." Howard League Handbooks 1996.

Cita MLA (8a ed.)

Green, Penny. "Drug Couriers: A New Perspective." Howard League Handbooks, 1996.