Não informado. (2001). American Journal of Public Health and the Nation's Health. American Public Health Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. American Journal of Public Health and the Nation's Health. New York: American Public Health Association, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. American Journal of Public Health and the Nation's Health. American Public Health Association, 2001.
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