Studies in child development.
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York :
Harper,
1948.
|
| Edition: | [1st ed.]. |
| Subjects: |
| Physical Description: | x, 224 pages : illustrations ; 25 cm. |
|---|---|
| Bibliography: | Includes bibliographies. |