APA (7th ed.) Citation
Park, E., & et al. (2019). Listening to adolescents: Their perceptions and information sources about e-cigarettes.
Chicago Style (17th ed.) Citation
Park, E., and et al. Listening to Adolescents: Their Perceptions and Information Sources About E-cigarettes. 2019.
MLA (9th ed.) Citation
Park, E., and et al. Listening to Adolescents: Their Perceptions and Information Sources About E-cigarettes. 2019.
Warning: These citations may not always be 100% accurate.