Zwiebach, Barton. <br/><br/>
A first course in string theory / 
Barton Zwiebach. 
 - [S.l.] :  Cambridge University Press,  2004. 
 - 558 p. ;  25 cm. 
<br/><br/><label>ISBN: </label>0521831431 9780521831437 
<br/><br/><label>Dewey Class. No.: </label>530.14