Não informado. (2007). Archives of Environmental & Occupational Health. Heldref Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Archives of Environmental & Occupational Health. Washington: Heldref Publications, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Archives of Environmental & Occupational Health. Heldref Publications, 2007.
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