Virginia Department of Criminal Justice Services. (1991). Drugs in Virginia: A criminal justice perspective.
Chicago-Zitierstil (17. Ausg.)Virginia Department of Criminal Justice Services. Drugs in Virginia: A Criminal Justice Perspective. Richmond, Va, 1991.
MLA-Zitierstil (9. Ausg.)Virginia Department of Criminal Justice Services. Drugs in Virginia: A Criminal Justice Perspective. 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.