Gaya APA
Ormeling, F., Menno-Jan, . (2010).
Cartography Visualization Of Spatial Data third edition (Third Edition).
London:
Prentice Hall.
Gaya MLA
Ormeling, Ferjan., Menno-Jan, .
"Cartography Visualization Of Spatial Data third edition".
Third Edition
London:
Prentice Hall,
2010.
Text.