India, Registrar General and Census Commissioner <br/><br/>
Census of India 1991. Series 1 - India: Pt. IV B(i)(b) C Series - Bilngualism and Trilingulaism(Table C-8) 

 - Delhi  Controller of Publications  1997 
 - 1070 p. 
<br/><br/><label>Dewey Class. No.: </label>315.4 C333C(1991)(1)