Não informado. (1977). Current abstracts of chemistry. Institute for Scientific Information.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Current Abstracts of Chemistry. Philadelphia, Pa: Institute for Scientific Information, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Current Abstracts of Chemistry. Institute for Scientific Information, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.