The school custodian's housekeeping handbook

The school custodian's housekeeping handbook

Xehetasun bibliografikoak
Egile nagusia: Linn, Henry Harold 1897-
Beste egile batzuk: Helm, Leslie C., Grabardiewicz, Kazmer P.
Formatua: Liburua
Hizkuntza:English
Argitaratua: New York Bureau of Publications, Teachers College, Columbia Univ. 1948.
Gaiak:
Janitors.
School-houses.