Cita APA
Davidson, P., & et al. (2011). A GIS-based methodology for improving needle exchange service delivery.
Citación estilo Chicago
Davidson, P.J, and et al. A GIS-based Methodology for Improving Needle Exchange Service Delivery. 2011.
Cita MLA
Davidson, P.J, and et al. A GIS-based Methodology for Improving Needle Exchange Service Delivery. 2011.
Warning: These citations may not always be 100% accurate.