Tomlinson, Roger. Thinking about GIS : geographic information system planning for managers - Redlands, Estados Unidos ESRI Press 2003 - xx, 283 p. 23 cm Bibliografía: p. [277]-278 ISBN: 1-58948-070-8 Subjects--Topical Terms: SISTEMAS DE INFORMACION GEOGRAFICA Dewey Class. No.: 910.285/T597t