Isaac,K.A. <br/><br/>
Literature search 
K.A. Isaac 
 - New Delhi  Concept  1990 
 - 172 
 - Concepts in communication, informatics and librarianships-19 .
<br/><br/><label>ISBN: </label>8170223075 
<br/><br/><label>Dewey Class. No.: </label>025 Is1L