TY - BOOK AU - Tan,Oon Seng TI - Problem-based learning in elearning breakthroughs SN - 9789814195522 (pbk.) U1 - 371.334 PY - 2007/// CY - Singapore PB - Thomson Learning KW - Problem-based learning KW - Computer-assisted instruction KW - Internet in education KW - Educational technology KW - World Wide Web N1 - Includes bibliographical references ER -