Ormsby, Tim. Getting to know ArcGIS desktop / Tim Ormsby ...[et al.] - Redlands, Estados Unidos ESRI Press 2001 - xii, 541 p. 23 cm Incluye 2 CD-ROMs ISBN: 1-879102-89-7 Subjects--Topical Terms: SISTEMAS DE INFORMACION GEOGRAFICA Dewey Class. No.: 910.285/Or18g