TY  - BOOK
AU  - Rusen , Ciprian Adrian
TI  - Windows 8.1 step by step
SN  - 9788120349544
U1  - 005.446 
PY  - 2014///
CY  - New Delhi
PB  - PHI
KW  - Operating systems (Computers) ; Microsoft Windows (Computer file)
ER  -