Learning and Using Geographic Information Systems: ArcGIS 9.x Edition has been written by two leading GIS researchers and educators from Carnegie Mellon University's Heinz School. Due to the growing demand for geographic information systems within MIS, business, public policy, and other schools, this text offers a one-stop education package that will empower users to master this compelling technology. Using carefully-coordinated text reading material and step-by-step tutorials, this text introduces users to principles and concepts of GIS as well as specific instructions on ArcGIS 9.x, the leading GIS software package.