TY  - BOOK
AU  - Sneddon, Ian N
TI  - Elements of Partial Differential Equations
SN  - 0070857407
U1  - 515.353 
PY  - 1957///
CY  - New York
PB  - McGraw-Hill Book Company
KW  - Differential Equations
N1  - 5 in ML and 3 in CL
ER  -