TY  - BOOK
AU  - Tomlinson,Roger
TI  - Thinking about GIS : geographic information system planning for managers
SN  - 1-58948-070-8
U1  - 910.285/T597t 
PY  - 2003///
CY  - Redlands, Estados Unidos 
PB  - ESRI Press
KW  - SISTEMAS DE INFORMACION GEOGRAFICA
N1  - Bibliografía: p. [277]-278
ER  -