Charles, N. (1998). Public perceptions of drug-related crime in 1997. Research findings, 67, 1-4.
Cita Chicago Style (17a ed.)Charles, Nigel. "Public Perceptions of Drug-related Crime in 1997." Research Findings 67 (1998): 1-4.
Cita MLA (8a ed.)Charles, Nigel. "Public Perceptions of Drug-related Crime in 1997." Research Findings, 67, 1998, pp. 1-4.
Precaución: Estas citas no son 100% exactas.