Clifford, W. (1984). Law and order in Papua New Guinea. Institute of National Affairs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClifford, William. Law and Order in Papua New Guinea. Papua New Guinea: Institute of National Affairs, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रClifford, William. Law and Order in Papua New Guinea. Institute of National Affairs, 1984.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.