Personal conversations : roles and skills for counsellors / Gerrit Lang and Henk van der Molen with Peter Trower and Roger LookPsychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M. Sc.Psychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M. Sc.Psychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M. Sc.Psychological communication : theories, roles and skills for counsellors / Henk T. van der Molen, Gerrit Lang, Peter Trower & Roger LookPsychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M. Sc.Psychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M. Sc.Psychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M.Sc.Psychological communication : theories, roles and skills for counsellors / Prof. dr. Henk T. van der Molen, Prof. dr. Gerrit Lang, Prof. dr. Peter Trower, Roger Look M.Sc.Mensen onder elkaar : het gedrag in de omgang / Michael Argyle & Peter Trower ; [vert. uit het Engels door Paul van den Hout ; ill. Diana Sherman]