Oosterhof, Albert Assessing learners online - 1st ed - Upper Saddle River, N.J: Pearson/Merrill Prentice Hall, 2008 - xiii, 242 p. : ill. ; 24 cm ISBN: 9780130911223 Subjects--Topical Terms: Computer-assisted instruction - Evaluation Dewey Class. No.: 371.334 OSS