Patanjali, Prem Chandra <br/><br/>
Sanchar Kranti aur Vishwa jan Madhyam 

 - Lacknow    Bharat Book Center  1999 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business Communication
<br/><br/><label>Dewey Class. No.: </label>658.45 PAN