Mitchell, Donald 1946- The ultimate competitive advantage : secrets of continually developing a more profitable business model/ Donald Mitchell and Carol Coles - New Delhi : Tata McGraw-Hill Education, 2005 - xvii, 310 p.; 23 cm. Includes index ISBN: 0070606382(pbk.) Rs.295.00 Subjects--Topical Terms: ManagementBusiness management Dewey Class. No.: 658