APA-referens (7:e uppl.)
Alpert, H., & et al. (2011). Smoke-free households with children and decreasing rates of paediatric clinical encounters for otitis media in the United States. https://doi.org/10.1136/tc.2010.038711
Chicago-referens (17:e uppl.)
Alpert, H.R, och et al. Smoke-free Households with Children and Decreasing Rates of Paediatric Clinical Encounters for Otitis Media in the United States. 2011. https://doi.org/10.1136/tc.2010.038711.
MLA-referens (9:e uppl.)
Alpert, H.R, och et al. Smoke-free Households with Children and Decreasing Rates of Paediatric Clinical Encounters for Otitis Media in the United States. 2011. https://doi.org/10.1136/tc.2010.038711.
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