TY  - BOOK
AU  - Bansal, Paritosh 
AU  - Rastogi, Sugam
TI  - Krishna's operating system:  
SN  - 9788182831553
U1  - 005.43 
PY  - 2011///
CY  - Meerut
PB  - Krishna Prakashan
N1  - Includes index
ER  -