TY  - BOOK
AU  - Sharma, J.N  and Singh,Keher
TI  - Partial Differential Equations for Engineers and Scientists
SN  - 81-7319-365-7
U1  - 515.35 
PY  - 2000///
CY  - New Delhi
PB  - Norsa Pulishing House
KW  - Equations
ER  -