TY  - BOOK
AU  - Mukhopadhyay, Marmar ed.
TI  - Educational technology : knowledge assessment 
SN  - 81-7541-180-5
U1  - 371.3028  18th.
PY  - 2004///
CY  - Delhi 
PB  - Shipra Publications  
KW  - Educational technology
UR  - www.shiprapublications.com
ER  -