Donaldson, Thomas Ties that bind : a social contracts approach to business ethics / Thomas Donaldson and Thomas W. Dunfee - Boston : Havard Business School, 1999. - x, 306p. ; 24cm. Includes bibliographical references and index. ISBN: 0875847277 Subjects--Topical Terms: Business ethicsSocial contract Dewey Class. No.: 174.4 / DON