Dale, Ernest. <br/><br/>
Modern Management Methods /  

 - 1st ed /  
 - England :   Penguin Books Ltd. ,   1991 
 - p.234 :  
<br/><br/><label>ISBN: </label>0-14-02.1070-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>X:8  / K6