Kumar, Varinder, <br/><br/>
Business communication 
by Varinder Kumar 
 - 2nd rev. ed. 
 - Ludhiana:  Kalyani,  2015. 
 - 8.18. 
<br/><br/><label>ISBN: </label>9789327251333 
<br/><br/><label>Subjects--Index Terms: </label>Office services 
<br/><br/><label>Dewey Class. No.: </label>651.7