India.Office of the Registrar General. <br/><br/>
Census of India 1961 : economic regionalization of India : problems and approached 
by P. Sen Gupta and Galina Solasyuk 
 - Delhi  Manager of Publicaations   1968 
 - xxxvii,257p.;28cm. 
 - Monograph series; v.1,no.8 .
<br/><br/><label>Dewey Class. No.: </label>DB315.4  / IND