International Congress for Psychotherapeutics, held at Leiden-Oegstgeest Sept 5th-8th 1951: Lowenfeld's papers and conference programme

Lowenfeld's papers were published in The Affective Contact Report of the International Congress for Psychotherapeutics, Leiden, 1951.

a. Lowenfeld, M.F. (1951) "Some principles of psychotherapy". In: The Affective Contact Report of the International Congress for Psychotherapeutics , Leiden, pp. 166-173.

b. Lowenfeld, M.F. (1951) "The problem of the withdrawn child". In: The Affective Contact Report of International Congress for Psychotherapeutics, Leiden, 1951

c. Conference programme: International Congress for Psychotherapeutics, to be held at Leiden-Oegstgeest Sept 5th-8th 1951, pamphlet.