ebrary, Inc. (1991). United States Antarctic Research report no. 32 to the Scientific Committee on Antarctic Research (SCAR) 1 April 1989 - 31 March 1990. National Academy Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc. United States Antarctic Research Report No. 32 to the Scientific Committee on Antarctic Research (SCAR) 1 April 1989 - 31 March 1990. Washington, DC: National Academy Press, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc. United States Antarctic Research Report No. 32 to the Scientific Committee on Antarctic Research (SCAR) 1 April 1989 - 31 March 1990. National Academy Press, 1991.
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