Gaya APA
Gorr, W, L., Kurland, K, S. (2017).
GIS tutorial 1 for ArcGIS Pro: a platform workbook .
California:
ESRI Press.
Gaya MLA
Gorr, Wilpen, L.., Kurland, Kristen, S..
"GIS tutorial 1 for ArcGIS Pro: a platform workbook".
California:
ESRI Press,
2017.
Text.