TY  - BOOK
AU  - Mallik, Lal Krishna 
AU  - Sah, Ramesh Prasad 
AU  - Dangi, Roshan 
TI  - Textbook of computer science grade xi
SN  - 9789937774499
U1  - 004 
PY  - 2079///
CY  - Kathmandu 
PB  - Heritage Publisher 
ER  -