Não informado. (2001). Issues in Environmental Science and Technology. Royal Society of Chemistry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Issues in Environmental Science and Technology. Cambridge, Inglaterra: Royal Society of Chemistry, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Issues in Environmental Science and Technology. Royal Society of Chemistry, 2001.
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