Hume <br/><br/>
Manual of commercial correspondence 
Hume, Bayley 
 - 5th 
 - Delhi  Wheeler  1989 
 - 341 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business letters<br/>Management
<br/><br/><label>Dewey Class. No.: </label>651.75  / HUM M9