Horton, William
Evaluating e-learning: here in how you can: predict success, measure value, prove worth
ASTD Press, 2001
 Buku Teks SO
Horton, William
Evaluating e-learning: here in how you can: predict success, measure value, prove worth
ASTD Press, 2001
 Buku Teks SO
Garrison, D. R. (D. Randy), 1945-
E-learning in the 21st century : a community of inquiry framework for research and practice
Routledge, 2017
 Buku Teks
Corbett, Wendy Gates
Designing for the virtual classroom: training technology & e-learning
American Management Association, 2009
 eBooks
Mantyla, Karen
Blending e-learning: the power is in the mix
[American Society for Training & Development Press, American Society for Training & Development Press], 2001
 eBooks