. . . . "The Geology and Mineral Resources of the Banggi Island and Sugut River Area, North Borneo. [With plates and maps.]"@en . "The geology and mineral resources of the Banggi Island and Sugut River area North Borneo"@en . "The geology and mineral resources of the Banggi Island and Sugut River area North Borneo" . . . . . . . . . "The geology and mineral resources of the Banggi Island and Sugut River area, North Borneo"@en . . . .