Direction and coordination of supervision current practices of city superintendents
| 主要作者: | |
|---|---|
| 格式: | 圖書 | 
| 語言: | English | 
| 出版: | Bloomington, Ill.
          Public school publishing co.
    
        [c1930]. | 
| 叢編: | Northwestern university, Contributions to education, School of education series, no.3 | 
| 主題: |