TY  - BOOK
AU  - Faizal Mohamad Twon Tawi 
AU  - Syuhaila Mustafa 
AU  - Azura Haron@Makhtar 
TI  - OPERATING SYSTEM WORK BOOK 
SN  - 9789670783611
AV  - QA76.76 O63 2020
KW  - Operating systems (Computers)
KW  - System software
N1  - includes index
ER  -