TY  - BOOK
AU  - Tomlinson,Roger F.
TI  - Thinking about GIS: geographic information system planning for managers 
SN  - 9781589482739
PY  - 2011///
CY  - Redlands, CA
PB  - Esri Press
KW  - Geographic information systems
N1  - Includes bibliographical references and index
ER  -