Zwiebach, Barton <br/><br/>
First course in string theory / 
Barton Zwiebach 
 - 2nd ed. 
 - New York  Cambridge University Press  2009 
 - 673 p. 
<br/><br/><label>ISBN: </label>9780521880329 
<br/><br/><label>Subjects--Topical Terms: </label><br/>String models.
<br/><br/><label>Dewey Class. No.: </label>539.7258 ZWI-B