Mark Srednicki's QFT Textbook

[wangjiaji]

According to the reviews (http://www.amazon.com/review/product/0521864496/ref=dp_top_cm_cr_acr_img?_encoding=UTF8&showViewpoints=1) on Amazon, it's pretty good.

Download it here (http://www.physics.ucsb.edu/~mark/qft.html).

[malawi_glenn]

There is also an errata list, so it is a quite useful resource :-)

Best of all, it is a leagal downloading of the preprint from the authors homepage.