Godfrey, M., West, D., Parker, S., Weston-Baker, C., & Harper, P. (1987). Understanding drugs: Heroin. New York, United States: Franklin Watts.
Chicago Style CitationGodfrey, Marin, David West, Steve Parker, Cecilia Weston-Baker, and Peter Harper. Understanding Drugs: Heroin. New York, United States: Franklin Watts, 1987.
MLA CitationGodfrey, Marin, et al. Understanding Drugs: Heroin. New York, United States: Franklin Watts, 1987.
Warning: These citations may not always be 100% accurate.