Bhatnagar, Piyush  . <br/><br/>
Methods of communication /  
by Piyush Bhatnagar. 
 - Delhi :   Rajat Publications ,   2008 
 - 284p ;  
<br/><br/><label>ISBN: </label>978-81-7880-351-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication
<br/><br/><label>Dewey Class. No.: </label>X:8  / P8