Gorr, W. L., & Kurland, K. S. (2016). GIS tutorial 1: Basic workbook. Esri Press.
Chicagoスタイル(17版)引用形式Gorr, Wilpen L., , Kristen S. Kurland. GIS Tutorial 1: Basic Workbook. New York: Esri Press, 2016.
MLA(9版)引用形式Gorr, Wilpen L., , Kristen S. Kurland. GIS Tutorial 1: Basic Workbook. Esri Press, 2016.
警告: この引用は必ずしも正確ではありません.