APA (7th ed.) Citation

Parker, H., & Bottomley, T. (1996). Crack cocaine and drugs-crime careers. Research findings, 34, 1-4.

Chicago Style (17th ed.) Citation

Parker, Howard, and Tim Bottomley. "Crack Cocaine and Drugs-crime Careers." Research Findings 34 (1996): 1-4.

MLA (8th ed.) Citation

Parker, Howard, and Tim Bottomley. "Crack Cocaine and Drugs-crime Careers." Research Findings, 34, 1996, pp. 1-4.