Professional Group Development Trainers’ Personality Characteristics and Affective Profiles oleh Max eRapp Ricciardi, Max eRapp Ricciardi, Jeanette eÅkerman, Peter eEerikäinen, Annika eAmbjörnsson, Annika eAmbjörnsson, Ann-Christine eAndersson Arntén, Ann-Christine eAndersson Arntén, Marko eMihailovic, Trevor eArcher, Trevor eArcher, Danilo eGarcia, Danilo eGarcia