Zwiebach, Barton <br/><br/>
First Course in String Theory   
by Barton Zwiebach 
 - 2nd ed 
 - New Delhi  Cambridge University Press  2009 
 - xxii, 673p 
<br/><br/><label>ISBN: </label>9780521176330 
<br/><br/><label>Dewey Class. No.: </label>530.142  / P09