Gaya APA
Menke, K., dkk, R, S.
(2016).
Mastering QGIS
(
2)
.
Birmingham:
PACKT Publishing.
Gaya MLA
Menke, Kurt., dkk, Richard, Smith;.
"Mastering QGIS".
2
Birmingham:
PACKT Publishing,
2016.
Text.