World Health Organization. Ageing and Life Course Unit & ebrary, Inc. (2008). WHO global report on falls prevention in older age. World Health Organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization. Ageing and Life Course Unit और Inc ebrary. WHO Global Report on Falls Prevention in Older Age. Geneva, Switzerland: World Health Organization, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Health Organization. Ageing and Life Course Unit और Inc ebrary. WHO Global Report on Falls Prevention in Older Age. World Health Organization, 2008.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.