APA引文

Hammond, D., Rynard, V. L., & Reid, J. L. (2020). Changes in Prevalence of Vaping Among Youths in the United States, Canada, and England from 2017 to 2019. JAMA Pediatr.

Citação norma Chicago

Hammond, David, Vicki L. Rynard, and Jessica L. Reid. "Changes in Prevalence of Vaping Among Youths in the United States, Canada, and England From 2017 to 2019." JAMA Pediatr 2020.

MLA引文

Hammond, David, Vicki L. Rynard, and Jessica L. Reid. "Changes in Prevalence of Vaping Among Youths in the United States, Canada, and England From 2017 to 2019." JAMA Pediatr 2020.