Citação norma APA
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.
Citação norma Chicago
Westra, Erik. Building Mapping Applications with QGIS: Create Your Own Sophisticated Applications to Analyze and Display Geospatial Information Using QGIS and Python. Birmingham, [England]: Packt Publishing, 2014.
Citação norma MLA
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.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.