8Chia-Shing Yang,David M. Moore,John K. Burton. Managing courseware production: An instructional design model with a software engineering approach[J] 1995,Educational Technology Research and Development(4):60~70
3Torstein Rekkedal et, The role of student support services in e - learning syetems [ M ] , FernUniversitat, 2003.
4Stephen C. sutton, Amaury Nora, An exploration of college persistence for students enrolld in web - based courses: a multivar analytic approach. J. College student retention [J], 2008 Vol. 10 (1) 21 -37.
5FuMei Chou, Learning Characteristics and Adaptability of Freshmen in the Continuing Education Program of 3 Higher Technical and Vocational Institutes in Northern Taiwan, Chihlee Institute of Technology [ J ]. 1999 (23) .
6Bruno Poellhuber, Martine Chomienne. et, The effect of peer collaboration and collaborative learning on Self - Effivacy and persistence in a Learner - Paced continous intake model, Journal of distance edutation revue de education a distance [J], 2008 vol. 22:41 -62.
7P. Daniel Birch. E - Learner Competencies [ M ] .