國立臺灣師範大學圖書資訊學研究所Christopher S.G. KhooAbdus Sattar ChaudhrySujin ButdisuwanJoyce Chao-chen Chen2015-07-032015-07-032010/08/10http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73257Factors affecting re-usability of learning objects across national boundariesan exploratory study of information organization and knowledge