TY  - BOOK
AU  - Gilbert, Lester
AU  - Gale, Veronica
TI  - Principles of e-learning systems engineering
SN  - 9781843342908
U1  - 377:007 
PY  - 2008///
CY  - Oxford
PB  - Chandos Publishing
KW  - E- learning
KW  - Virtual learning
KW  - Online learning
ER  -