TY  - BOOK
AU  - Clemmer,Gina
TI  - The GIS 20: essential skills 
SN  - 9781589483224 (pbk. : alk. paper)
PY  - 2013///]
CY  - Redlands, California
PB  - Esri Press
KW  - ArcGIS
KW  - Geographic information systems
N1  - DVD Available to Accompany Text; Includes index
ER  -