Reference books for CAT

Will you please suggest me the names of some good books for the preparation of Common Admission Test???????????

[Arun Vats]

Here I am telling you the names of some good GATE (Graduate Aptitude Test in Engineering) books:

Mathematics
Higher Engineering Mathematics – Dr. BS Grewal
Advance Engineering Mathematics – Erwin Kreyszig
Advance Engineering Mathematics – Dr. HK Dass

Signals and Systems
Signals & Systems – Oppenheim & Schafer
Signals & Systems – Simon Hykin & Barry Van Veen
Discrete Time Signal Processing – Oppenheim & Schafer
Analog & Digital signal Processing- Ashok Ambarder
Digital Signal Processing – Proakis