Rue, Leslie W. <br/><br/>
Supervision, key link to productivity / 

 - 6th ed. 
 - Boston   Irwin/McGraw-Hill,  1999. 
 - xvi, 464 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0256271739 
<br/><br/><label>LC Class. No.: </label>HF5549  / .R83 1999