Zwiebach, Barton <br/><br/>
First course in string theory 
Barton, Zwiebach 
 - 2nd ed. 
 - New  Delhi  Cambridge University Press  ©2009, 2022 
 - 673p. 
<br/><br/><label>ISBN: </label>978052117633  Rs 1995 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530.14  / ZWI