APA-referens

Drummond, M. B., Kirk, G. D., Ricketts, E. P., McCormack, M. C., Hague, J. C., McDyer, J. F., . . . Merlo, C. A. (2010). Cross sectional analysis of respiratory symptoms in an injection drug user cohort: The impact of obstructive lung disease and HIV. BioMed Central.

Chicago-stil citat

Drummond, M Bradley, et al. Cross Sectional Analysis of Respiratory Symptoms in an Injection Drug User Cohort: The Impact of Obstructive Lung Disease and HIV. BioMed Central, 2010.

MLA-referens

Drummond, M Bradley, et al. Cross Sectional Analysis of Respiratory Symptoms in an Injection Drug User Cohort: The Impact of Obstructive Lung Disease and HIV. BioMed Central, 2010.

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