Cita APA (7a ed.)

Heymann, P. B., & Brownsberger, W. N. (2001). Drug addiction and drug policy: The struggle to control dependence. Harvard University Press.

Cita Chicago Style (17a ed.)

Heymann, Philip B., y William N. Brownsberger. Drug Addiction and Drug Policy: The Struggle to Control Dependence. Cambridge, Mass.: Harvard University Press, 2001.

Cita MLA (8a ed.)

Heymann, Philip B., y William N. Brownsberger. Drug Addiction and Drug Policy: The Struggle to Control Dependence. Harvard University Press, 2001.