APA (7th ed.) Citation

Winkler, V., & Becher, H. (2015). Tobacco prevention policies in west-African countries and their effects on smoking prevalence. BioMed Central.

Chicago Style (17th ed.) Citation

Winkler, Volker, and Heiko Becher. Tobacco Prevention Policies in West-African Countries and Their Effects on Smoking Prevalence. London: BioMed Central, 2015.

MLA (9th ed.) Citation

Winkler, Volker, and Heiko Becher. Tobacco Prevention Policies in West-African Countries and Their Effects on Smoking Prevalence. BioMed Central, 2015.

Warning: These citations may not always be 100% accurate.