Cita APA
Gorr, W. L., & Kurland, K. S. (2008). GIS Tutorial Updated for Arc GIS 9.3: Workbook For Arc View 9. (3rd ed.). ESRI Press.
Citación estilo Chicago
Gorr, Wilpen L., and Kristen S. Kurland. GIS Tutorial Updated for Arc GIS 9.3: Workbook For Arc View 9. 3rd ed. Redlands, CA: ESRI Press, 2008.
Cita MLA
Gorr, Wilpen L., and Kristen S. Kurland. GIS Tutorial Updated for Arc GIS 9.3: Workbook For Arc View 9. 3rd ed. ESRI Press, 2008.
Warning: These citations may not always be 100% accurate.