Não informado. (1971). Underwater Journal and Information Bulletin. IPC Science and Technology Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Underwater Journal and Information Bulletin. Guildford, Inglaterra: IPC Science and Technology Press, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Underwater Journal and Information Bulletin. IPC Science and Technology Press, 1971.
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