APA (7th ed.) Citation

Courtwright, D. T. (1982). Dark paradise: Opiate addiction in America before 1940. Harvard University Press.

Chicago Style (17th ed.) Citation

Courtwright, David T. Dark Paradise: Opiate Addiction in America Before 1940. Cambridge, Mass.: Harvard University Press, 1982.

MLA (9th ed.) Citation

Courtwright, David T. Dark Paradise: Opiate Addiction in America Before 1940. Harvard University Press, 1982.