TY  - BOOK
AU  - CERTO,SAMUEL C.
AU  - LIVESAY,CARINNE
TI  - SUPERVISION: QUALITY AND DDEVESITY THROUGH LEADERSHIP / 
U1  - 658.302 
PY  - 1994///
CY  - [S.N] : 
PB  - AUSTEN PRESS ، 
KW  - SUPERVISION OF EMPLOYEES
ER  -