Partial Differential Equations: Sources and Solutions - Very good

Partial Differential Equations: Sources and Solutions (Dover Boo

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

DIFFUSION PROBLEMS AND PARTIAL DIFFERENTIAL EQUATIONS By S. R. S. VARADHAN

Partial Differential Equations: Sources and Solutions (Dover Books on Mathematic

Introduction to Partial Differential Equations Arne Broman 1989 Fourier VTG

Partial Differential Equations: Sources and Solutions by Arthur David Snider

Numerical Solutions of Partial Differential Equations G.D. Smith