Vazirani, Vijay V <br/><br/>
Approximation Algorithms 
by Vijay V. Vazirani 
 - New York  Springer  2004 
 - xix, 380p. 
<br/><br/><label>ISBN: </label>9788181283856 
<br/><br/><label>Dewey Class. No.: </label>005.1  / P033;2 (CSA)