APA
Saffer H., Chaloupka F., . (1999). Tobacco advertising : economic theory and international evidence. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Saffer Henry, Chaloupka Frank, . 1999. Tobacco advertising : economic theory and international evidence. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Saffer H., Chaloupka F., . (1999). Tobacco advertising : economic theory and international evidence. Cambridge, Mass: National Bureau of Economic Research.
MLA
Saffer Henry, Chaloupka Frank, . Tobacco advertising : economic theory and international evidence. Cambridge, Mass: National Bureau of Economic Research. 1999.