Cita APA (7th ed.)

Chaloupka, F. J., & Warner, K. E. (1999). The economics of smoking. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Chaloupka, Frank J., i Kenneth E. Warner. The Economics of Smoking. Cambridge: National Bureau of Economic Research, 1999.

Cita MLA (9th ed.)

Chaloupka, Frank J., i Kenneth E. Warner. The Economics of Smoking. National Bureau of Economic Research, 1999.