Singh, Om Prakash <br/><br/>
Sanchar madhyamo ka prabhav 

 - New Delhi  Classical Publishing Company  1993 
 - xxiii, 500p. 
<br/><br/>Includes bibliography 
<br/><br/><label>ISBN: </label>81-7054-162-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication in Social work - Methodology<br/>Communication - Methodology
<br/><br/><label>Dewey Class. No.: </label>302.20954 SIN-;