Beard, E., Aveyard, P., Brown, J., & West, R. (2012). Assessing the association between the use of NRT for smoking reduction and attempts to quit smoking using propensity score matching. Elsevier.
Цитирование в стиле Чикаго (17-е изд.)Beard, E., P. Aveyard, J. Brown, и R. West. Assessing the Association Between the Use of NRT for Smoking Reduction and Attempts to Quit Smoking Using Propensity Score Matching. Elsevier, 2012.
Цитирование MLA (9-е изд.)Beard, E., et al. Assessing the Association Between the Use of NRT for Smoking Reduction and Attempts to Quit Smoking Using Propensity Score Matching. Elsevier, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.