Ok Tedi Mining Limited & Ok Tedi Mining Limited. Publicity and Information Section. (1982). Who's who at Ok Tedi. Ok Tedi Mining Ltd.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOk Tedi Mining Limited और Ok Tedi Mining Limited. Publicity and Information Section. Who's Who at Ok Tedi. [Port Moresby: Ok Tedi Mining Ltd.], 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOk Tedi Mining Limited और Ok Tedi Mining Limited. Publicity and Information Section. Who's Who at Ok Tedi. Ok Tedi Mining Ltd.], 1982.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.
