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Hsu, Y.C., Ching, Y.H. & Grabowski, B. (2008). Bookmarking/Tagging in the Web 2.0 Era: From an Individual Cognitive Tool to a Collaborative Knowledge Construction Tool for Educators. In C. Bonk, M. Lee & T. Reynolds (Eds.), Proceedings of E-Learn 2008--World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (pp. 909-914). Las Vegas, Nevada, USA: Association for the Advancement of Computing in Education (AACE).