Geographic information systems : socioeconomic applications / David Martin.
Wedi'i Gadw mewn:
| Rhifyn: | 2nd ed. |
|---|---|
| Cyhoeddwyd: |
London ; New York :
Routledge,
1996.
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| Prif Awdur: | |
| Awduron Eraill: | |
| Pynciau: | |
| Fformat: | Llyfr |
Central Library, Level 9
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