TY  - BOOK
AU  - Green Michael B
AU  -  Schwarz John H
AU  -  Witten Edward
TI  - Superstring theory:  Schwarz John H  Witten Edward   
SN  - 9781107029118 (hbk)
U1  - C9B36, M7;Q2.1;3-;5 Carpa 
PY  - 2012///
CY  - Cambridge
PB  - Cambridge University Press        
KW  -  Free bosonic strings
KW  -  Nonabelian gauge symmetry
KW  - Tree amplitudes
N1  - Bibliography 435-464p.; Index 465-470p
ER  -