Leonard Edwin  2013 <br/><br/>
Supervision  Concepts and practice management 
Edwin C. Leonard 
 - Canada  SouthWestern  2013 
 - xxix,pg.556 
<br/><br/> Inc. Index 
<br/><br/><label>ISBN: </label>978111196806 
<br/><br/><label>LC Class. No.: </label>HF5549.12  / .H55 2013