APA (7th ed.) Citation

Brown, C. G., & Lawton, J. (1988). Illicit drug use in Portsmouth and Havant: A local study of a national problem. PSI research report.

Chicago Style (17th ed.) Citation

Brown, Colin G., and Jean Lawton. "Illicit Drug Use in Portsmouth and Havant: A Local Study of a National Problem." PSI Research Report 1988.

MLA (8th ed.) Citation

Brown, Colin G., and Jean Lawton. "Illicit Drug Use in Portsmouth and Havant: A Local Study of a National Problem." PSI Research Report, 1988.