TY  - BOOK
AU  - Crowley,Charles .
TI  - Operating systerms : a design oriented approach / 
SN  - 0074635514
U1  - 005.43 
PY  - 1998///(rep.2001)
CY  - New Delhi : 
PB  - Tata McGraw-Hill Publishing , 
KW  - OPERATING SYSTEMS (COMPUTERS)
N1  - Includes references and index
ER  -