1. Culture and Ethnic Identity: The Case of the Lahanan of Ulu Belaga;Alexander;Sarawak Museum Journal,1989
2. A History of Sarawak under its two White Rajahs, 1839-1908;Baring-Gould,1989
3. A Separate Reality: Comments on Hoffman's ‘The Punan Hunters and Gatherers of Borneo’;Brosius;Borneo Research Bulletin,1988