TY  - BOOK
AU  - Dietel,H.M
TI  - Operating Systems
U1  - 005.43 
PY  - 2009///
CY  - New Delhi
PB  - Dorling Kindersley
KW  - Computer Science
KW  - Computer programming, programs, data, security
KW  - Systems programming and programs
KW  - Systems Programs
ER  -