Character Education in a Demcracy, Association Press, 1939
4.
An Introduction to Group TherapyInt. Universities Press, Inc., New York, 1943
5.
( Einfuhrung in die Gruppentherapie. Verlag fur Medizinische Psychologie , Göttingen, 1956 )
6.
Recreation and Total PersonalityAssociation Press , 1946 (Editor and Contributor)
7.
The Practice of Group TherapyPushkin , London, 1947
8.
Analytic Group PsychotherapyColumbia University Press , New York, 1950
9.
Child PsychotherapyColumbia University Press , 1952
10.
Re-Educating the DelinquentHarper , 1954.
11.
Reclaiming the DelinquentFree Press of Glencoe , 1955
12.
The Fields of Group PsychotherapyInt. Universities , 1956
13.
Child-Centered Group Guidance of ParentsInt. Universities , 1958
14.
A Textbook of Analytic Group PsychotherapyInt. Universities , 1964 (Analytische Gruppentherapie. Theorie und Praktische Anwendung. S. Fischer, Frankfurt a. M. 1977)
15.
"Because I Live Here". Vita-Erg Therapy with Deteriorated Psychotic WomenInternational Universities (with M. Schiffer), 1970
16.
Group Psychotherapies with ChildrenInt. Universities , 1974 (with M. Schiffer)