TY  - BOOK
AU  - Bata,Belen S.
TI  - Instructional supervisory efficacy of schol heads in Libon West District: basis for instructional supervisory framework / 
U1  - 371.1527 
KW  - Efficacy
KW  - Instructional supervisor,
KW  - framework
N1  - Includes bibliographical references
ER  -