(1997). use of essential drugs: Seventh report of the WHO expert committee (including the revised model list of essential drugs). World Health Organisation.
शिकागो स्टाइल उद्धरणUse of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). Geneva: World Health Organisation, 1997.
एमएलए उद्धरणUse of Essential Drugs: Seventh Report of the WHO Expert Committee (including the Revised Model List of Essential Drugs). World Health Organisation, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.