Reference Books
I've asked the librarian to put the following books on reserve in the
Mathematics Library (listed in no particular order):

Computational geometry in C, by Joseph O'Rourke

Numerical methods and software tools in industrial mathematics,
edited by Morten Dæhlen and Aslak Tveito

Modern software tools for scientific computing, edited by Erlend
Arge, Are Magnus Bruaset, and Hans Petter Langtangen

Numerical solution of partial differential equations by the finite element
method, by Claes Johnson

The mathematical theory of finite element methods, by Susanne C.
Brenner and L. Ridgway Scott