I have used these books to pass the infamous EE quals.

Engineering electromagnetics Inan Inan $75
Electromagnetic waves Inan Inan $75
Engineering mathematics Croft, Davidson and Hargreaves $25
Thermal physics 2nd ed Kittel $30
Semiconductor Optoelectronic Devices Bhattacharya $30
Sold State Electronics CT Sah $30
College Physics Serway and Faughn $10
Physics 3rd Ed Giancoli $10
Design of Analog CMOS integrated circuits Razavi $30
Fundamentals of Modern VLSI Devices 2nd Ed Taur and Ning $50
Analysis and Design of Analog Integrated Circuits 4th Ed Gray Hurst Lewis Meyer $50
Optics Hecht $20
Silicon VLSI Technology Plummer Deal Griffin $40
Introduction to Solid State Physics 6th Ed Kittel $50
Semiconductor Device Fundamentals Pierret $10
Fundamentals of Applied Electromagnetics Ulaby $10
Essential Quantum Mechanics Landshoff $10
Advanced Semiconductor fundamentals Vol. VI Pierret $20
Device Electronics for Inegrated Circuits 3rd Ed Muller and Kamins $30
Basic Quantum Mechanics RL White $15
Electromagnetic waves Inan Inan $75
Schaum's Beginning Physics II $10

Engineering physics
Feynman Lectures on Physics all 3 books $100
Feynman's tips on physics $10

Use them to pass your quals too! Contact me now! Pick up on campus.