APA (7th ed.) Citation

Gootnick, D. (2017). Electronic cigarettes, U.S. imports in 2016. U.S. Government Accountability Office.

Chicago Style (17th ed.) Citation

Gootnick, David. Electronic Cigarettes, U.S. Imports in 2016. Washington, DC: U.S. Government Accountability Office, 2017.

MLA (9th ed.) Citation

Gootnick, David. Electronic Cigarettes, U.S. Imports in 2016. U.S. Government Accountability Office, 2017.