APA-viite

McLean, S., Wild, S. H., Simpson, C. R., & Sheikh, A. (2013). Models for estimating projections for the prevalence and disease burden of chronic obstructive pulmonary disease (COPD): Systematic review protocol. Prim Care Respir J.

Chicago-tyylinen lähdeviittaus

McLean, Susannah, Sarah H. Wild, Colin R. Simpson, ja Aziz Sheikh. "Models for Estimating Projections for the Prevalence and Disease Burden of Chronic Obstructive Pulmonary Disease (COPD): Systematic Review Protocol." Prim Care Respir J 2013.

MLA-viite

McLean, Susannah, Sarah H. Wild, Colin R. Simpson, ja Aziz Sheikh. "Models for Estimating Projections for the Prevalence and Disease Burden of Chronic Obstructive Pulmonary Disease (COPD): Systematic Review Protocol." Prim Care Respir J 2013.

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