Abstracts of doctoral theses 

 - New  Delhi J N U      1971 
 - 438p  cm. 
<br/><br/><label>Standard No.: </label>143238 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"a494,2.281.N8, RR"