Não informado. (1945). Gas abstracts. Institute of Gas Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Gas Abstracts. Chicago, Ill: Institute of Gas Technology, 1945.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Gas Abstracts. Institute of Gas Technology, 1945.
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