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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPapua New Guinea. Department of Social Development and Home Affairs. Social Science Research 1971. Port Moresby: Department of Social Development and Home Affairs, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPapua New Guinea. Department of Social Development and Home Affairs. Social Science Research 1971. Department of Social Development and Home Affairs, 1972.
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