TY  - BOOK
AU  - Dass, H. K.
TI  - Advanced engineering mathematics
SN  - 9788121903455
AV  - 22212-22216 
U1  - 510.2462 22
PY  - 2015///
CY  - New Delhi
PB  - S.Chand & Company Ltd. Pvt.
N1  - Includes index
ER  -