1.
Schaum's Outline of Partial Differential Equations
by Duchateau, Paul, Zachmann, ...
ISBN: 9780071756181
List Price: $19.00
2.
Schaum's Outline of Theory and Problems of Partial Differential Equations
by DuChateau, Paul C., Zachman...
ISBN: 9780070178977
List Price: $18.95