TY  - BOOK
AU  - Srivastava, K N  .
AU  - Dhawan,G K  .
TI  - Text book of engineering mathematics / 
U1  - 519.062 
PY  - 1984///
CY  - New Delhi : 
PB  - Dhanpat Rai Publishing Co. Pvt. Ltd. , 
ER  -