APA (7th ed.) Citation

Pickens, R. W. (1988). Biological vulnerability to drug abuse. DHHS publication.

Chicago Style (17th ed.) Citation

Pickens, Roy W. "Biological Vulnerability to Drug Abuse." DHHS Publication 1988.

MLA (9th ed.) Citation

Pickens, Roy W. "Biological Vulnerability to Drug Abuse." DHHS Publication, 1988.

Warning: These citations may not always be 100% accurate.