books.google.com - Backed by the collective knowledge and experience of the world's leading Geographic Information Systems (GIS) company, this book presents the concepts and methods that will allow users to unleash the full analytic power of their GIS. Volume I of this two-part guide shows how to map and analyze patterns...https://books.google.com/books/about/The_ESRI_Guide_to_GIS_Analysis_Geographi.html?id=FOj8L-iDMq0C&utm_source=gb-gplus-shareThe ESRI Guide to GIS Analysis: Geographic patterns & relationships