Direction and coordination of supervision current practices of city superintendents
| Auteur principal: | |
|---|---|
| Format: | Livre | 
| Langue: | English | 
| Publié: | Bloomington, Ill.
          Public school publishing co.
    
        [c1930]. | 
| Collection: | Northwestern university, Contributions to education, School of education series, no.3 | 
| Sujets: |