Dyfyniad APA
Gravely, S., & et al. (2017). Implementation of key demand-reduction measures of the WHO Framework Convention on Tobacco Control and change in smoking prevalence in 126 countries: An association study.
Dyfyniad Arddull Chicago
Gravely, S., and et al. Implementation of Key Demand-reduction Measures of the WHO Framework Convention on Tobacco Control and Change in Smoking Prevalence in 126 Countries: An Association Study. 2017.
Dyfyniad MLA
Gravely, S., and et al. Implementation of Key Demand-reduction Measures of the WHO Framework Convention on Tobacco Control and Change in Smoking Prevalence in 126 Countries: An Association Study. 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.