Não informado. (1967). Intra-science chemistry reports. Intra-Science Research Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Intra-science Chemistry Reports. Santa Monica, Calif: Intra-Science Research Foundation, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Intra-science Chemistry Reports. Intra-Science Research Foundation, 1967.
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