TY  - BOOK
AU  - Tomsho,Greg
TI  - Guide to operating systems
SN  - 9789386650900:
U1  - 005.43 TOM/G 21
PY  - 2017///
CY  - New Delhi
PB  - Cengage Learning
KW  - OPERATING SYSTEM
N1  - Includes index
ER  -