Yale University ยท Yale University Clinic of Child Developement
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The First Five Years of Life; a Guide to the Study of the Preschool Child, From the Yale Clinic of Child Development | 978-O-O6-O11495-4 (O-O6-O11495-9) | 1940 |
Yale University. Economic Growth Center