Cita APA (7th ed.)
TOPS, D. (2002). A SOCIETY WITH OR WITHOUT DRUGS? CONTINUITY AND CHANGE IN DRUG POLICIES IN SWEDEN AND THE NETHERLANDS. LUNDS UNIVERSITET.
Cita Chicago (17th ed.)
TOPS, D. A SOCIETY WITH OR WITHOUT DRUGS? CONTINUITY AND CHANGE IN DRUG POLICIES IN SWEDEN AND THE NETHERLANDS. LUND: LUNDS UNIVERSITET, 2002.
Cita MLA (9th ed.)
TOPS, D. A SOCIETY WITH OR WITHOUT DRUGS? CONTINUITY AND CHANGE IN DRUG POLICIES IN SWEDEN AND THE NETHERLANDS. LUNDS UNIVERSITET, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.