Nag, Prithvish <br/><br/>
Introduction to geographical information system / 
Prithvish Nag, Smita Sengupta 
 - New Delhi :  Concept Publishing Company,  2008 
 - xiv, 398 p. :  ill. ;  25 cm 
<br/><br/>Includes Bibliographical References and Index 
<br/><br/><label>ISBN: </label>9788180694394 8180694399 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>India--Geographic information systems
<br/><br/><label>Dewey Class. No.: </label>910.2850954  / NAI 2008