Saffer, H., & Chaloupka, F. (1999). State drug control spending and illicit drug participation. National Bureau of Economic Research.
Style de citation Chicago (17e éd.)Saffer, Henry, et Frank Chaloupka. State Drug Control Spending and Illicit Drug Participation. Cambridge: National Bureau of Economic Research, 1999.
Style de citation MLA (9e éd.)Saffer, Henry, et Frank Chaloupka. State Drug Control Spending and Illicit Drug Participation. National Bureau of Economic Research, 1999.
Attention : ces citations peuvent ne pas être correctes à 100%.