Hellriegel Don <br/><br/>
Management    A contingency approach    

 - Massachusetts  Addison Wesley           1974 
 - 490p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management
<br/><br/><label>Dewey Class. No.: </label>X:8, L4