TY  - BOOK
AU  - Deitel H M
TI  - Operating systems
SN  - 0000046561
U1  - 1.6424 
PY  - 2003///
CY  - New Delhi
PB  - Pearson Education
KW  -  systems
KW  -  Unix,OS/2,MS-DOS,Machintosh,VM,VMS,Open
KW  - Operating
KW  - Operating Systems
ER  -