Davidson, M. M., Cronk, N. J., Harris, K. J., Harrar, S., Catley, D., & Good, G. E. (2010). Strategies to Recruit and Retain College Smokers in Cessation Trials.
Chicago Style aipamenaDavidson, M. Meghan, Nikole J. Cronk, Kari Jo Harris, Solomon Harrar, Delwyn Catley, and Glenn E. Good. Strategies to Recruit and Retain College Smokers in Cessation Trials. 2010.
MLA aipamenaDavidson, M. Meghan, et al. Strategies to Recruit and Retain College Smokers in Cessation Trials. 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.