Direction and coordination of supervision current practices of city superintendents
| מחבר ראשי: | |
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| פורמט: | ספר |
| שפה: | English |
| יצא לאור: |
Bloomington, Ill.
Public school publishing co.
[c1930].
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| סדרה: | Northwestern university, Contributions to education, School of education series, no.3
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| נושאים: |