David Martin 
Geographic Information Systems 
Socioeconomic Applications

This second edition of Geographic Information Systems builds on the strengths of the first, and incorporates important recent advances in GIS development and major new socioeconomic datasets including new census data. Martin presents an accessible introduction to the history, principles and techniques of GIS, with a unique focus on socioeconomic applications. This non-technical volume addresses the needs of students and professionals who must understand and use GIS for the first time.