Decker, S. L., & Schwartz, A. E. (2000). Cigarettes and alcohol: Substitutes or complementsn. National Bureau of Economic Research.
Chicago Style (17. basım) AtıfDecker, Sandra L., ve Amy Ellen Schwartz. Cigarettes and Alcohol: Substitutes or Complementsn. Cambridge: National Bureau of Economic Research, 2000.
MLA (9th ed.) AtıfDecker, Sandra L., ve Amy Ellen Schwartz. Cigarettes and Alcohol: Substitutes or Complementsn. National Bureau of Economic Research, 2000.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..