TY  - BOOK
AU  - Bhatt, Pramod Chandra, P 
TI  - An introduction to operating systems 
SN  - 9788120348363
U1  - 005.43 BHA  
PY  - 2014///
CY  - Prentice hall of india 
PB  - New Delhi 
KW  - Operating systems
ER  -