Understanding GIS :
Understanding GIS : the ARC/INFO method;self study workbook /
Environmental Systems Research Institute
- California : Environmental Systems Research Institute, c1990.
- vp. : ill. ; 24 cm.
1879102005
Computer software
Gis
Geographic information systems
G70.2 / .U53 1990
005.3
1879102005
Computer software
Gis
Geographic information systems
G70.2 / .U53 1990
005.3