World Health Organization & World Health Organization. (1998). Regulatory Situation of Herbal Medicines. World Health organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization और World Health Organization. Regulatory Situation of Herbal Medicines. Geneva: World Health organization, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorld Health Organization और World Health Organization. Regulatory Situation of Herbal Medicines. World Health organization, 1998.
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