TY  - BOOK
AU  - EKTA WALIA
AU  - EKTA WALIA
TI  - OPERATING SYSTEM CONCEPTS
SN  - 9789380016658
U1  -  005.43 WAL 2K22 
PY  - 2022///
CY  - NEW DELHI
PB  - KHANNA BOOK PUBLISHING CO. (P) LTD.
ER  -