Papua New Guinea. Office of Information. (1975). Papua New Guinea independence celebrations: Visit to Papua New Guinea of his royal highness the prince of Wales, K.G. for independence celebrations 14-19 September, 1975. Government Printer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPapua New Guinea. Office of Information. Papua New Guinea Independence Celebrations: Visit to Papua New Guinea of His Royal Highness the Prince of Wales, K.G. for Independence Celebrations 14-19 September, 1975. [Port Moresby]: Government Printer, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPapua New Guinea. Office of Information. Papua New Guinea Independence Celebrations: Visit to Papua New Guinea of His Royal Highness the Prince of Wales, K.G. for Independence Celebrations 14-19 September, 1975. Government Printer, 1975.