Pete Sanders (ed.) (2012). The tribes of the person-centred nation: An introduction to the schools of therapy related to the person-centred approach. Ross-on-Wye: PCCS Books.
The tPeP (Journal Person-centered experiential Psychotherapy) is the scientific journal for Dutch and Flemish psychotherapists, psychologists, and psychiatrists, that work from, or are interested in a client-centered perspective.