Papadimitriou, Christos H., <br/><br/>
Combinatorial Optimization:  Algorithms and Complexity. 

 - New Delhi :  Prentice-Hall of India Private Limited,  c1982. 
 - xvi, 496 p.:  [A2] 
<br/><br/><label>ISBN: </label>8120311396 
<br/><br/><label>Dewey Class. No.: </label>511.6  / PAP/COM