Iliffe, J. (2000). Datums and map projections: : for remote sensing,GIS and surveying. Whittles publishing.
Dyfyniad Arddull ChicagoIliffe, Jonathan. Datums and Map Projections: : For Remote Sensing,GIS and Surveying. London: Whittles publishing, 2000.
Dyfyniad MLAIliffe, Jonathan. Datums and Map Projections: : For Remote Sensing,GIS and Surveying. Whittles publishing, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.