TY  - BOOK
AU  - Nehru, R.S.S.  .
TI  - E-learning : theory and practice / 
SN  - 978-93-313-1955-5
U1  - 2:(BV) 
PY  - 2013///
CY  - New Delhi : 
PB  - A P H Publishing Corporation , 
KW  - E-learning
ER  -