TY  - BOOK
AU  - Deitel ,Harvey    M.
TI  - An Introduction to Operating Systems
SN  - 81775811678
U1  - 005.43 DEI 
PY  - 1990///
CY  - New Delhi
PB  - Pearson Education
KW  - Computer Science
KW  - Computer science, information & general works
N1  - Includes Index
ER  -