TY  - BOOK
AU  - Rao, K. S.
TI  - Introduction to partial differential equations
SN  - 9788120342224
U1  - 515.358 
PY  - 2013///
CY  - Delhi
PB  - PHI Learning Pvt. Ltd.
KW  - Mathematics
N1  - Includes bibliographical references
ER  -