Saffer, H., & Chaloupka, F. (1999). Tobacco advertising: Economic theory and international evidence. National Bureau of Economic Research.
Chicago Style (17th ed.) CitationSaffer, Henry, and Frank Chaloupka. Tobacco Advertising: Economic Theory and International Evidence. Cambridge: National Bureau of Economic Research, 1999.
MLA引文Saffer, Henry, and Frank Chaloupka. Tobacco Advertising: Economic Theory and International Evidence. National Bureau of Economic Research, 1999.
警告:這些引文格式不一定是100%准確.