*Harrisson; Kaitan Bisaya Sarawak, Brunei dan Sabah; “Some origins and attitudes of Brunei Tutong-Belait-Dusun, North Boreneo “Dusun’, and Sarawak Bisayan (1958).
*Harrisson; Kaitan Bisaya Sarawak, Brunei dan Sabah; “Some origins and attitudes of Brunei Tutong-Belait-Dusun, North Boreneo “Dusun’, and Sarawak Bisayan (1958).