Cita APA (7th ed.)
Holloway, P. Understanding GIS Through Sustainable Developement Goals: Case Studies with QGIS. CRC Press.
Cita Chicago (17th ed.)
Holloway, Paul. Understanding GIS Through Sustainable Developement Goals: Case Studies with QGIS. Boca Ratón, EUA: CRC Press.
Cita MLA (9th ed.)
Holloway, Paul. Understanding GIS Through Sustainable Developement Goals: Case Studies with QGIS. CRC Press.
Atenció: Aquestes cites poden no estar 100% correctes.