Green, P. (1996). Drug couriers: A new perspective. Howard League handbooks.
Chicago Style (17th ed.) CitationGreen, Penny. "Drug Couriers: A New Perspective." Howard League Handbooks 1996.
MLA (8th ed.) CitationGreen, Penny. "Drug Couriers: A New Perspective." Howard League Handbooks, 1996.
Warning: These citations may not always be 100% accurate.