TY  - BOOK
AU  - Certo,Samuel C.
TI  - Supervision: concepts and skill building 
SN  - 0072488395 :
U1  - 658.302 
PY  - 2003///
CY  - Boston, Mass.
PB  - McGraw-Hill
KW  - Supervision of employees
KW  - Personnel management
N1  - Includes bibl. references and index
ER  -