TY  - BOOK
AU  - Sergiovanni,Thomas J.
TI  - Professional supervision for professional teachers
AV  - LB2817 .P67
U1  - 379/.157 
PY  - 1975///]
CY  - Washington
PB  - Association for Supervision and Curriculum Development
KW  - School supervision
KW  - Local
N1  - 920912; Includes bibliographies
ER  -