Cita APA (7th ed.)
HELLAWELL, K. (1998). EDUCATION - THE KEY TO THE NEW ANTI-DRUGS STRATEGY.
Cita Chicago (17th ed.)
HELLAWELL, K. EDUCATION - THE KEY TO THE NEW ANTI-DRUGS STRATEGY. 1998.
Cita MLA (9th ed.)
HELLAWELL, K. EDUCATION - THE KEY TO THE NEW ANTI-DRUGS STRATEGY. 1998.
Atenció: Aquestes cites poden no estar 100% correctes.