Dyfyniad APA

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.

Dyfyniad Arddull Chicago

Davidson, 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.

Dyfyniad MLA

Davidson, M. Meghan, et al. Strategies to Recruit and Retain College Smokers in Cessation Trials. 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.