TY  - BOOK
AU  - Copson, E.T
TI  - Partial Differential Equations
SN  - 0521098939
U1  - 515.353 COP/P 
PY  - 1989///
CY  - New Delhi
PB  - S. Chand & Company Ltd.
KW  - Partial Differential Equations
ER  -