Gennaro di, G. (1990). Drug Abuse Today. Toward scientifically based prevention, 7-11.
Chicago-Zitierstil (17. Ausg.)Gennaro di, Giuseppe. "Drug Abuse Today." Toward Scientifically Based Prevention 1990: 7-11.
MLA-Zitierstil (8. Ausg.)Gennaro di, Giuseppe. "Drug Abuse Today." Toward Scientifically Based Prevention, 1990, pp. 7-11.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.