APA (7th ed.) Citation

Rengert, G. F. (1996). The geography of illegal drugs. Westview Press.

Chicago Style (17th ed.) Citation

Rengert, George F. The Geography of Illegal Drugs. Boulder [u.a.]: Westview Press, 1996.

MLA (9th ed.) Citation

Rengert, George F. The Geography of Illegal Drugs. Westview Press, 1996.