Here you can find lists of great Game Theory books are or have been used to teach courses at Oxford.
By: R. Duncan Luce, Howard Raiffa
By: Michael Maschler, Eilon Solan, Shmuel Zamir
By: Martin J. Osborne, Ariel Rubinstein
By: Martin J. Osborne
By: Yoav Shoham, Kevin Leyton-Brown
By: Georgios Chalkiadakis, Edith Elkind, Michael Wooldridge
By: Anna R. Karlin, Yuval Peres