Seal, S. C. <br/><br/>
Report of the resurvey of Singur health unit area, 1957-58 
Seal, S. C. 
 - Calcutta  All India Institute of Hygiene and Public Health  1966 
 - v, 265 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy<br/>Hygiene Public - India
<br/><br/><label>Dewey Class. No.: </label>613.1