Não informado. (1967). Annual reports on the progress of chemistry. Chemical Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Reports on the Progress of Chemistry. London: Chemical Society, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Reports on the Progress of Chemistry. Chemical Society, 1967.
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