Purposive communication / 

, 
 - New Delhi :  Venus Books,  2023. 
 - viii, 276 pages : illustrations ; 25cm viii, 276 pages : illustrations ; 25cm 
<br/><br/><label>ISBN: </label>9780367613310 
<br/><br/><label>Dewey Class. No.: </label>REF 428.2024 C39