Kennedy, M. (2009). Introducing geographic information systems with ARCGIS: A workbook approach to learning GIS (2nd ed.). Wiley.
Chicago-Zitierstil (17. Ausg.)Kennedy, Michael. Introducing Geographic Information Systems with ARCGIS: A Workbook Approach to Learning GIS. 2nd ed. Hoboken, N.J: Wiley, 2009.
MLA-Zitierstil (9. Ausg.)Kennedy, Michael. Introducing Geographic Information Systems with ARCGIS: A Workbook Approach to Learning GIS. 2nd ed. Wiley, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.