TY  - BOOK
AU  - Deitel Harvey M.
AU  - Deitel Paul J.
AU  - Choffnes David R.
TI  - Operating system
SN  - 9788131712894
U1  - 005.43 
PY  - 2019///
CY  - Noida
PB  - Pearson India Education Services Pvt. Ltd.
KW  - MCA
ER  -