Books By Katarzyna Sitnik-Warchulska, Bernadetta Izydorczyk, Zbigniew Wajda - Author

Katarzyna Sitnik-Warchulska is Clinical Psychologist, Child and Adolescent Psychotherapist and Assistant Professor at the Institute of Applied Psychology, Jagiellonian University, Poland.

Bernadetta Izydorczyk is Clinical Psychologist, Psychotherapist and Supervisor of Psychotherapy, and Associate Professor at the Institute of Psychology, Jagiellonian University, Poland.

Zbigniew Wajda is Clinical Psychologist, Psychotherapist and Assistant Professor at the Institute of Applied Psychology, Jagiellonian University, Poland.