Kraak, M. J., & Ormeling, F. (2003). Cartography: Visualization of spatial data (2nd ed.). Prentice Hall.
Chicago Style (17th ed.) CitationKraak, M. J., and Ferjan Ormeling. Cartography: Visualization of Spatial Data. 2nd ed. Harlow: Prentice Hall, 2003.
MLA (9th ed.) CitationKraak, M. J., and Ferjan Ormeling. Cartography: Visualization of Spatial Data. 2nd ed. Prentice Hall, 2003.
Warning: These citations may not always be 100% accurate.