APA ציטוט

Keller, P. A., Feltracco, A., Bailey, L. A., Li, Z., Niederdeppe, J., Baker, T. B., & Fiore, M. C. (2010). Changes in Tobacco Quitlines in the United States, 2005-2006. Centers for Disease Control and Prevention.

Citação norma Chicago

Keller, Paula A., Annamaria Feltracco, Linda A. Bailey, Zhanhai Li, Jeff Niederdeppe, Timothy B. Baker, and Michael C. Fiore. Changes in Tobacco Quitlines in the United States, 2005-2006. Centers for Disease Control and Prevention, 2010.

ציטוט MLA

Keller, Paula A., et al. Changes in Tobacco Quitlines in the United States, 2005-2006. Centers for Disease Control and Prevention, 2010.