Iowa Child Welfare Research Station, State University of Iowa
Subtitle: the fortieth anniversary, 1917-1957. --
Series: Monographs of the Society for Research in Child Development -- 24, no.5, serial no.74; Monographs of the Society for Research in Child Development -- 24, no.5, serial no.74.
Publisher: Child Development Publications
Place of publication: [Lafayette, Ind.]
Number of pages: 78
Subjects: Child psychology; University of Iowa. Child Welfare Research Station; University of Iowa