Certo, Samuel C. <br/><br/>
Supervision :  concepts and skill building / 
Samuel C. Certo 
 - 5th ed. 
 - Boston :  McGraw-Hill/Irwin,  c2006. 
 - xxxii, 571 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references (p. 535-551) and index 
<br/><br/><label>ISBN: </label>0072987529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Supervision of employees