TY  - BOOK
AU  - Attri, A.K.  .
TI  - Vigyan shikshan avam computer / 
SN  - 81-87779-77-2
U1  - BV 
PY  - 2008///
CY  - New Delhi : 
PB  - Anuragh Prakashan , 
KW  - Computer
ER  -