TY - JOUR A1 - Katan, A. T1 - The Nursery School As a Diagnostic Help to the Child Guidance Clinic JF - J. Weinreb (Ed.), Recent Developments in Psychoanalytic Child Therapy. Papers Presented on the Occasion of the Thirty-fifth Anniversary of the Worcester Youth Guidance Center, New York (International Universities Press) 1960, pp. 93-107. Y1 - 1960 ER -