Perfect graphs

Books

   
Publisher: Wiley
ISBN10: 0471489700 ISBN13: 9780471489702 DDC: 511/.5 LCC: QA166.16 Edition: (alk. paper)
     
Publisher: North-Holland Pub. Co
ISBN10: 044486587X ISBN13: 9780444865878 DDC: 511/.5 LCC: QA166.16 Edition: (U.S.)
 
Publisher:
ISBN10: 0122892607 ISBN13: 9780122892608