TY  - BOOK
AU  - Chua,Chooi See
TI  - Dos 5 Step by step guide
SN  - 9679145050 (paperback)
AV  - QA76.76.D49 C48 
PY  - 1992///
CY  - Selangor
PB  - Federal Publication
KW  - Operating System (Computers)
N1  - Includes index
ER  -