Partial Differential Equations An Introduction by Walter A. Strauss – Hardcover

Partial Differential Equations Of Mathematical Physics By A. G. Webster

Elements Of Partial Differential Equations Sneddon Ian 1984

Partial Differential Equations (Applied Mathematical Sciences) (v. 1) by John,

Partial Differential Equations by E. T. Copson (Paperback, 1975)

Partial Differential Equations By Bernard Epstein (1962) 1st Ed. Hardcover

Numerical Solution of Partial Differential Equations

Introduction to Partial Differential Equations Arne Broman 1989 Fourier VTG