Drucker, Peter F. <br/><br/>
The Practice for management 
Peter F. Drucker. 
 - New York  Harper Business  1986 
 - xii, 404p., 22cm. 
<br/><br/><label>ISBN: </label>0-88730-613-9. 
<br/><br/><label>Dewey Class. No.: </label>658  / D78P