Não informado. (1971). British chemical engineering and process technology. IPC Industrial Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. British Chemical Engineering and Process Technology. London: IPC Industrial Press, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. British Chemical Engineering and Process Technology. IPC Industrial Press, 1971.
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