Psychology of infancy and early childhood
| Egile nagusia: | |
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| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York, New York
McGraw-Hill Book Company
1946.
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| Edizioa: | Third edition. |
| Saila: | Half-title: McGraw-Hill home economics series
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| Gaiak: |