APA (7th ed.) Citation

Longshore, D., Annon, K., Anglin, M. D., & Grills, C. (1997). Desire for help among African-American drug users. Journal of drug issues, 27(4), 755-770.

Chicago Style (17th ed.) Citation

Longshore, Douglas, Kiku Annon, M. Douglas Anglin, and Cheryl Grills. "Desire for Help Among African-American Drug Users." Journal of Drug Issues 27, no. 4 (1997): 755-770.

MLA (9th ed.) Citation

Longshore, Douglas, et al. "Desire for Help Among African-American Drug Users." Journal of Drug Issues, vol. 27, no. 4, 1997, pp. 755-770.