Thesis and the book 

 - New Delhi  Vistaar Publications  1976 
 - 60 p. 
<br/><br/><label>ISBN: </label>8170360544 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research<br/>Dissertations, Academic
<br/><br/><label>Dewey Class. No.: </label>378.24