Papua and New Guinea. (1969). Eastern Highlands District draft economic development programme. Office of the Economic Adviser.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPapua and New Guinea. Eastern Highlands District Draft Economic Development Programme. [Port Moresby]: Office of the Economic Adviser, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPapua and New Guinea. Eastern Highlands District Draft Economic Development Programme. Office of the Economic Adviser, 1969.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.