Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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