A First Course in Partial Differential Equations (1965) by Hans F Weinberger

Numerical Methods For Partial Differential Equations (1977) by William F. Ames

Partial Differential Equations for Scientists and Engineers Farlow paperback

Partial Differential Equations - Paperback, by John F. - Very Good c

Nonlinear Partial Differential Equations in Engineering by W F Ames (Volume 18B)

Partial Differential Equations by J. Kevorkian Hardcover

Partial Differential Equations 4th ed, by Fritz John - New Condition Hardback

Nonlinear Partial Differential Equations 1967 Hardcover Math Book by W.F. Ames