Nag, Prithvish .
Geographical information system: concepts and business oportunities / by Prithvish Nag and Smita Sengupta. - New Delhi : Concept Publishing Company , 2007 - xiv, 520p :
81-8069-435-6
Geographic information systems-India
U:(BV) / P7;3
Geographical information system: concepts and business oportunities / by Prithvish Nag and Smita Sengupta. - New Delhi : Concept Publishing Company , 2007 - xiv, 520p :
81-8069-435-6
Geographic information systems-India
U:(BV) / P7;3