Naidu, Som2023-04-102023-04-102006-0481-88770-04-3http://hdl.handle.net/11599/5297E-learning: A Guidebook of Principles, Procedures and Practices, published by Commonwealth Educational Media Centre for Asia (CEMCA), April 2006.enhttps://creativecommons.org/licenses/by-sa/4.0/eLearningE-learning: A Guidebook of Principles, Procedures and PracticesBook