APA (7e ed.) Bronvermelding
ERICKSON, P., & CHEUNG, Y. (1993). DRUG CRIME AND LEGAL CONTROL: LESSONS FROM THE CANADIAN EXPERIENCE.
Chicago (17e ed.) Bronvermelding
ERICKSON, P.G, en Y.W CHEUNG. DRUG CRIME AND LEGAL CONTROL: LESSONS FROM THE CANADIAN EXPERIENCE. 1993.
MLA (9e ed.) Bronvermelding
ERICKSON, P.G, en Y.W CHEUNG. DRUG CRIME AND LEGAL CONTROL: LESSONS FROM THE CANADIAN EXPERIENCE. 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.