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Lua i Stíl Chicago (17ú heag.)Papua New Guinea. Department of Social Development and Home Affairs. Social Science Research 1971. Port Moresby: Department of Social Development and Home Affairs, 1972.
Lua MLA (9ú heag.)Papua New Guinea. Department of Social Development and Home Affairs. Social Science Research 1971. Department of Social Development and Home Affairs, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.