APA aipamena

Saffer, H., & Chaloupka, F. (1999). Tobacco advertising: Economic theory and international evidence. National Bureau of Economic Research.

Chicago Style aipamena

Saffer, Henry, and Frank Chaloupka. Tobacco Advertising: Economic Theory and International Evidence. Cambridge: National Bureau of Economic Research, 1999.

MLA aipamena

Saffer, Henry, and Frank Chaloupka. Tobacco Advertising: Economic Theory and International Evidence. National Bureau of Economic Research, 1999.