Finding "R. Gastmans, Ubiquitous Photon: Helicity Method for QED and QCD"

[nguoithamdo]

i am encoutering a problem
i use helicity method to caculate six photon amplitude in scalar QED but i don't know explicit form of wave fuction QED . And i need a book with title
" R. Gastmans, Ubiquitous photon: Helicity method for QED and QCD"

where can i find it?

thank you

 

[francesca]

Amazon

https://www.amazon.com/gp/product/0198520433/?tag=pfamazon01-20

The Ubiquitous Photon : Helicity Methods for QED and QCD (The International Series of Monographs on Physics) (Hardcover)
by R. Gastmans, Tai Tsun Wu

4 used & new available from $8.95

 

[nguoithamdo]

thanks for your advice

https://www.amazon.com/gp/product/0198520433/?tag=pfamazon01-20

The Ubiquitous Photon : Helicity Methods for QED and QCD (The International Series of Monographs on Physics) (Hardcover)
by R. Gastmans, Tai Tsun Wu

4 used & new available from $8.95[/Q

 

[nguoithamdo]

thank you for your helping

thank you very much for your instruction but i don't have money