Williamson, J., & Proctor, C. (2007). Should the Health Community Promote Smokeless Tobacco (Snus): Comments from British American Tobacco. Public Library of Science.
Chicago ZitierstilWilliamson, Justine, und Christopher Proctor. Should the Health Community Promote Smokeless Tobacco (Snus): Comments From British American Tobacco. Public Library of Science, 2007.
MLA ZitierstilWilliamson, Justine, und Christopher Proctor. Should the Health Community Promote Smokeless Tobacco (Snus): Comments From British American Tobacco. Public Library of Science, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.