A perseverative tendency in pre-school children
Subtitle: a study in personality differences
By: by Hazel Morton Cushing ...
Series: Archives of psychology -- no. 108
Published: 1929
Place of publication: New York
Language: eng
Number of pages: 55
Subjects: Perseveration (Psychology); Child psychology
Notes: Published also as thesis (PH. D.) Columbia university.

"References": p. 54-55.