O'Dowd, A. (2006). Tobacco and alcohol should be classed as dangerous drugs. BMJ Publishing Group Ltd.
Chicago Style aipamenaO'Dowd, Adrian. Tobacco and Alcohol Should Be Classed As Dangerous Drugs. BMJ Publishing Group Ltd, 2006.
MLA aipamenaO'Dowd, Adrian. Tobacco and Alcohol Should Be Classed As Dangerous Drugs. BMJ Publishing Group Ltd, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.