TY  - GEN
AU  - Bali,N P
AU  - Ramadevi S 
TI  - A textbook of engineering mathematics (Semester IV)  
SN  - 9789381159576
U1  - 51:61 
PY  - 2013///
CY  - New Delhi
PB  - University Science Press 
KW  - Engineering mathematics
ER  -