Gratitude Communication at Work Research-Based Tools to Build Relationships and Get Results Brinkert Ross Heftet / 2020 / Engelsk
Conflict Coaching Conflict Management Strategies and Skills for the Individual Jones Tricia S. Heftet / 2008 / Engelsk
Strategic Corporate Communication Core Concepts for Managing Your Career and Your Clients' Brands Brinkert Ross Heftet / 2020 / Engelsk
