APA-viite (7. p.)
Birge, M., & et al. (2017). What proportion of people who try one cigarette become daily smokers? A meta-analysis of representative surveys.
Chicago-viite (17. p.)
Birge, M., ja et al. What Proportion of People Who Try One Cigarette Become Daily Smokers? A Meta-analysis of Representative Surveys. 2017.
MLA-viite (9. p.)
Birge, M., ja et al. What Proportion of People Who Try One Cigarette Become Daily Smokers? A Meta-analysis of Representative Surveys. 2017.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.