(2000). WHO drug information Vol.14.No.4,2000. World Health Organisation.
Chicago Edition CitationWHO Drug Information Vol.14.No.4,2000. Geneva: World Health Organisation, 2000.
Cita MLAWHO Drug Information Vol.14.No.4,2000. World Health Organisation, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.