TY  - BOOK
AU  - "Metha, Subhash"
AU  - "Bangia, Ramesh"
TI  - Question bank operating systems: "windows, DOS & OS/2"
SN  - 81-7544-061-9
U1  - 005.43 
PY  - 1999///
CY  - India
PB  - Wheeler Publishing
ER  -