TY  - BOOK
AU  - Zwiebach,Barton 
TI  - A First Course in String Theory 
SN  - 978-0-521-17633-0
U1  - 539.725 
PY  - 2009///
CY  - New Delhi 
PB  - Cambridge University Press 
KW  - Natural sciences & mathematics
KW  - Physics
KW  - Modern physics
ER  -