Dyfyniad APA
Birge, M., & et al. (2017). What proportion of people who try one cigarette become daily smokers? A meta-analysis of representative surveys.
Dyfyniad Arddull Chicago
Birge, M., and et al. What Proportion of People Who Try One Cigarette Become Daily Smokers? A Meta-analysis of Representative Surveys. 2017.
Dyfyniad MLA
Birge, M., and et al. What Proportion of People Who Try One Cigarette Become Daily Smokers? A Meta-analysis of Representative Surveys. 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.