Census of India 1961 :  Vol- XVI West Bengal and Sikkim / 
by B. Ray.  Vol- XVI West Bengal and Sikkim / 
 - Calcutta:  Superintendent, Govt. Printing 
 - 417p ;  23x29 cm 
<br/><br/> Part VII -A(i) : Hand book survey monograph on Conch Shell Products 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CENSUS