Haile, N. S. (1957). The geology and mineral resources of the Lupar and Saribas valleys, West Sarawak. Geological Survey Dept.].
Lua i Stíl Chicago (17ú heag.)Haile, N. S. The Geology and Mineral Resources of the Lupar and Saribas Valleys, West Sarawak. [Kuching: Geological Survey Dept.], 1957.
Lua MLA (9ú heag.)Haile, N. S. The Geology and Mineral Resources of the Lupar and Saribas Valleys, West Sarawak. Geological Survey Dept.], 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.