Não informado. (1962). Basic. Biosciences Information Service of Biological Abstracts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Basic. Philadelphia, Pa: Biosciences Information Service of Biological Abstracts, 1962.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Basic. Biosciences Information Service of Biological Abstracts, 1962.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.