OMS. (1998). The use of essential drugs: Eight report of the WHO Expert Committee (Including the revised Model List Essential Drugs). Genève, Suisse: OMS.
Citação norma ChicagoOMS. The Use of Essential Drugs: Eight Report of the WHO Expert Committee (Including the Revised Model List Essential Drugs). Genève, Suisse: OMS, 1998.
Citação norma MLAOMS. The Use of Essential Drugs: Eight Report of the WHO Expert Committee (Including the Revised Model List Essential Drugs). Genève, Suisse: OMS, 1998.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.