(2011). Ensuring balance in national policies on controlled substances: Guidance for availability and accessibility of controlled medicines. World Health Organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEnsuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines. Geneva: World Health Organization, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEnsuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines. World Health Organization, 2011.
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