Redefining Whats Essential to Business Performance Pathways to Productivity, Quality and Service Sayles Leonard R. Heftet / 1990 / Engelsk
Leadership What Effective Managers Really Do...and How They Do it Sayles Leonard R. Heftet / 1989 / Engelsk
Working Leader The Triumph of High Performance Over Conventional Management Principles Sayles Leonard R. Heftet / 1999 / Engelsk
