Ruas, A. (2011). Advances in Cartography and GIScience. Volume 2: Selection from ICC 2011, Paris. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-19214-2
Dyfyniad Arddull ChicagoRuas, Anne. Advances in Cartography and GIScience. Volume 2: Selection from ICC 2011, Paris. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19214-2.
Dyfyniad MLARuas, Anne. Advances in Cartography and GIScience. Volume 2: Selection from ICC 2011, Paris. Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19214-2.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.