Aveyard, P., Parsons, A., & Begh, R. (2009). Smoking cessation 2: Nicotine replacement therapy - new tricks with old drugs.
Chicago Style aipamenaAveyard, P., A. Parsons, and R. Begh. Smoking Cessation 2: Nicotine Replacement Therapy - New Tricks with Old Drugs. 2009.
MLA aipamenaAveyard, P., et al. Smoking Cessation 2: Nicotine Replacement Therapy - New Tricks with Old Drugs. 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.