TY  - BOOK
AU  - Khosla,U.N..
AU  - Ahluwalia,PK
AU  - Verma,RC
TI  - Introduction to PCS DOS and computing with applications (Basic Version) / 
SN  - 8170237181
U1  - 005.432DOS 
PY  - 1997///
CY  - New Delhi : 
PB  - Allied Publishers , 
KW  - COMPUTER PROGRAMMING
N1  - NULL
ER  -