Παραπομπή APA

(1997). use of essential drugs: Seventh report of the WHO expert committee (including the revised model list of essential drugs). World Health Organisation.

Παραπομπή Chicago Style

Use of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). Geneva: World Health Organisation, 1997.

Παραπομπή MLA

Use of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). World Health Organisation, 1997.