APA-viite

Agaku, I. T., Ayo-Yusuf, O. A., Vardavas, C. I., Alpert, H. R., & Connolly, G. N. (2013). Use of Conventional and Novel Smokeless Tobacco Products Among US Adolescents. American Academy of Pediatrics.

Chicago-tyylinen lähdeviittaus

Agaku, Israel T., Olalekan A. Ayo-Yusuf, Constantine I. Vardavas, Hillel R. Alpert, ja Gregory N. Connolly. Use of Conventional and Novel Smokeless Tobacco Products Among US Adolescents. American Academy of Pediatrics, 2013.

MLA-viite

Agaku, Israel T., et al. Use of Conventional and Novel Smokeless Tobacco Products Among US Adolescents. American Academy of Pediatrics, 2013.

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