Leffingwell, William H. <br/><br/>
Textbook of office management  

 - New York  McGraw-Hill Book  1950 
 - 649 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Office management 
<br/><br/><label>Dewey Class. No.: </label>651.3  / L488t 1950