TY  - BOOK
AU  - Certo, Samuel C.
TI  - Supervision: : concepts and skill-building/  	
SN  - 978-0-07-340500-1
U1  - DC 658.302 2008
PY  - 2008///
CY  - Boston: 
PB  - McGraw-Hill/Irwin, 
KW  - Supervision of employees
N1  - Includes bibliographical references and index
ER  -