World Health Organization, Uppsala universitet, International Interdisciplinary Symposium on Society, Stress and Disease, & Levi, L. (1987). Society, stress and disease: Old age. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization, Uppsala universitet, Stress and Disease International Interdisciplinary Symposium on Society, और Lennart Levi. Society, Stress and Disease: Old Age. London: Oxford University Press, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Health Organization, et al. Society, Stress and Disease: Old Age. Oxford University Press, 1987.
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