APA citiranje

Pepper, J. K., & Eissenberg, T. (2014). Waterpipes and Electronic Cigarettes: Increasing Prevalence and Expanding Science. American Chemical Society.

Citação norma Chicago

Pepper, Jessica K., and Thomas Eissenberg. Waterpipes and Electronic Cigarettes: Increasing Prevalence and Expanding Science. American Chemical Society, 2014.

MLA citiranje

Pepper, Jessica K., and Thomas Eissenberg. Waterpipes and Electronic Cigarettes: Increasing Prevalence and Expanding Science. American Chemical Society, 2014.