| GMD | Books |
| Language | English |
| Classification | 910. 285 G49 |
| Publisher | GeoInformation International, Cambridge, UK, 1997 |
| Edition | second |
| Subject | GIS |
| Topic | gis |
| Description | various paging. illustrated. (1 computer laser optical disc 4 3/4 in.) 23cm, with CD-ROM |
| ISBN | 1879102463 |