Allen, Louis A. <br/><br/>
Professional management :  new concepts and proven practices / 
by Louis A. Allen. 
 - London :  McGraw Hill,  1973. 
 - xi, 236 p. ;  23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0070844046 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management.