Lett, L. (1943). Papuan gold: The story of the early gold seekers. Angus and Robertson.
Lua i Stíl Chicago (17ú heag.)Lett, Lewis. Papuan Gold: The Story of the Early Gold Seekers. London: Angus and Robertson, 1943.
Lua MLA (9ú heag.)Lett, Lewis. Papuan Gold: The Story of the Early Gold Seekers. Angus and Robertson, 1943.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.