Westra, E. (2014). Building mapping applications with QGIS: Create your own sophisticated applications to analyze and display geospatial information using QGIS and Python. Packt Publishing.
Chicago-Zitierstil (17. Ausg.)Westra, Erik. Building Mapping Applications with QGIS: Create Your Own Sophisticated Applications to Analyze and Display Geospatial Information Using QGIS and Python. Birmingham: Packt Publishing, 2014.
MLA-Zitierstil (9. Ausg.)Westra, Erik. Building Mapping Applications with QGIS: Create Your Own Sophisticated Applications to Analyze and Display Geospatial Information Using QGIS and Python. Packt Publishing, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.