TY  - GEN
AU  - Lucio,William H.
ED  - Association for Supervision and Curriculum Development.
TI  - Supervision: perspectives & propositions 
AV  - LB2806 
U1  - 371.2/013 
PY  - 1967///
CY  - Washington
PB  - Association for Supervision and Curriculum Development
KW  - School supervision
N1  - Bibliographical footnotes
ER  -