If interested email me at steve9@umbc.edu.

(IS 450) Computer Networking: A top-down Approach 5th Edition by James F. Kurose and Keith W. Ross $40

(Math 215) Finite Mathematics 5th Edition by Waner Costernoble $50

(ECON 101) Principles of Microeconomics 9th Edition by Case, Fair, Oster $40

(IS 420) Modern Database Management 9th Edition by Hoffer, Prescott, and Topi $40
 

(CMSC 203)  Discrete Mathematics and its applications with Combinatorics and Graph theory 6th Edition by Kenneth H Rosen $40