APA (7th ed.) Citation

Snyder, J. E., & Engelen, M. J. (2010). Breaking down barriers to care: Treatment of tobacco dependence in vulnerable populations. Nova Science Publishers.

Chicago Style (17th ed.) Citation

Snyder, John E., and Megan J. Engelen. Breaking Down Barriers to Care: Treatment of Tobacco Dependence in Vulnerable Populations. New York: Nova Science Publishers, 2010.

MLA (9th ed.) Citation

Snyder, John E., and Megan J. Engelen. Breaking Down Barriers to Care: Treatment of Tobacco Dependence in Vulnerable Populations. Nova Science Publishers, 2010.