Dutt, G. K. <br/><br/>
National atlas and the native mapping organisation scenatio by 2001 A. D./ 
G. K. Dutt and P. Nag 
 - Calcutta :  National Atlas Thematic Mapping Organisation,  1987 
 - 53 p. :  ill, maps ;  25 cm. 
 - Natmo Occasional Monograph ;  no.4 .
<br/><br/><label>Dewey Class. No.: </label>G. P. 526.8 (54)