MATLAB can be found under a variety of call numbers, depending on the topic. The best way to see what books are available is to search the catalog for MATLAB.
Getting started with MATLAB 7
by
Rudra Pratap
MATLAB and C programming for Trefftz finite element methods
by
Qing-Hua Qin, Hui Wang
Introduction to numerical analysis using MATLAB
by
Rizwan Butt
Numerical computing with MATLAB
by
Cleve B. Moler