Não informado. (1969). Underwater Science and Technology Journal. IPC Science and Technology Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Underwater Science and Technology Journal. New York: IPC Science and Technology Press, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Underwater Science and Technology Journal. IPC Science and Technology Press, 1969.
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