- Roger Buckley & Jim Caple – The Theory & Practice of Training, Biddles Ltd, King’s Lynn, Great Britain
- Doru Curteanu, Iulia Chivu, Ion Popa – Ghidul Trainerului, Editura Irecson, București, 2005
- Ron Hoff – Regulile unei prezentări de succes, Curtea Veche Publishing, București, 2002