Cita APA (7th ed.)
SKRETTING, A. (1993). ATTITUDE OF THE NORWEGIAN POPULATION TO DRUG POLICY AND DRUG-OFFENCES.
Cita Chicago (17th ed.)
SKRETTING, A. ATTITUDE OF THE NORWEGIAN POPULATION TO DRUG POLICY AND DRUG-OFFENCES. 1993.
Cita MLA (9th ed.)
SKRETTING, A. ATTITUDE OF THE NORWEGIAN POPULATION TO DRUG POLICY AND DRUG-OFFENCES. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.