TY  - BOOK
AU  - Valentine, Jerry W. 
AU  - Clark, Donald C. 
AU  - Melton, George. 
AU  - Keefe, James W. 
AU  - Irvin, Judith L.
TI  - Leadership in middle level education / 
SN  - 0882102745
U1  - 371.2011 VAL 
PY  - 1993///.
CY  - Verginia : 
PB  - National association of secondary school principals, 
KW  - Middle schools
KW  - Administration
KW  - United States
KW  - Educational change
KW  - Educational leadership
KW  - High school principals
KW  - Junior high school principals
ER  -