00426nam a2200145 a 450000500170000000800410001702000180005804100080007608200100008410000260009424500750012026400360019530000300023170000190026120260717093338.0260717s2020    ii            000 0 eng d  a9788130900414  aeng04a526.81 aChakraborty, Debashis10aFundamentals of Geographic Information System /cChakraborty, Debashis 1aNew Delhi :bViva Books,c2020.  ax, 258 p. : ill. ; 25 cm.1 aSahoo, Rabi N.