TY  - GEN
AU  - Chakrabarti, P.
TI  - Operating systems: a concept based evolutionary approach
SN  -  978-81-7992-976-6
U1  - 005.43 
PY  - 2011///
CY  - Kolkata
PB  - Jaico Publishing House
KW  - OPERATING SYSTEMS (COMPUTERS)
ER  -