Reference source in S.S.D.C.   a bibliography    

 - New Delhi   ICSSR SSDC          1984 
 - V,136p  cm. 
 - SSDC research information series, 9 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>2:7a.N84, M4