Extended school year designs an introduction to new plans of school organization which can result in financial economies and provide more education for all pupils
| Erakunde egilea: | |
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| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Albany]
University of the State of New York, State Education Department
1966.
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| Gaiak: |