Roy B B <br/><br/>
Secretarial proactice 
Roy B B; Ghosal P 
 -  1964 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Correspondence Management
<br/><br/><label>Dewey Class. No.: </label>X:8M4, K4