TY  - BOOK
AU  - Mahr,Mary ,Helen
ED  - United States.
TI  - The school library as a materials center: educational needs of librarians and teachers in its administration and use : proceedings 
U1  - 027.82063 
PY  - 1963///
CY  - [Washington]
PB  - U.S. Dept. of Health, Educationand Welfare, Office of Education. [U.S. Govt. Print Off.]
KW  - School libraries
KW  - United States
KW  - Instructional materials centers
N1  - "OE-15042."; Includes index
ER  -