A Course in Game Theory, Ariel Rubinstein

A Course in Game Theory (Mit Press)

A First Course in String Theory by Barton Zwiebach: Used

A Course in Mathematical Physics 2 Classical Field Theory by Walter E. Thirring

A Course in Environmental Economics: Theory, Policy, and Practice by Daniel J. P

A Course in Probability Theory, Third Edition, Chung 9780121741518

Course in Group Theory by John F. Humphreys (1996, Hardcover)

A First Course in String Theory, 2nd - Hardcover, by Zwiebach Barton - Very Good