TY  - BOOK
AU  - Sharma, J N
AU  - Singh, Kehar
TI  - Partial differential equations for engineers and scientists
SN  - 9788173198298
U1  - 515.353 
PY  - 2009///
PY  - 2019///
CY  - New Delhi
PB  - Narosa pub.house ltd.
KW  - Mathematics
KW  - Partial differential equations
ER  -