Citação norma APA

Popova, S., Patra, J., Mohapatra, S., Fischer, B., & Rehm, J. (2009). How Many People in Canada Use Prescription Opioids Nonmedically in General and Street Drug Using Populations? Can J Public Health.

Citação norma Chicago

Popova, Svetlana, Jayadeep Patra, Satya Mohapatra, Benedikt Fischer, and Jürgen Rehm. "How Many People in Canada Use Prescription Opioids Nonmedically in General and Street Drug Using Populations?" Can J Public Health 2009.

Citação norma MLA

Popova, Svetlana, et al. "How Many People in Canada Use Prescription Opioids Nonmedically in General and Street Drug Using Populations?" Can J Public Health 2009.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.