Cancrini, L. (1990). A Systematic Project in the Fight against Drug Addiction. Toward scientifically based prevention, 101-107.
Cita Chicago Style (17a ed.)Cancrini, Luigi. "A Systematic Project in the Fight Against Drug Addiction." Toward Scientifically Based Prevention 1990: 101-107.
Cita MLA (8a ed.)Cancrini, Luigi. "A Systematic Project in the Fight Against Drug Addiction." Toward Scientifically Based Prevention, 1990, pp. 101-107.
Precaución: Estas citas no son 100% exactas.