1.
Geographic Information Systems and Science
by Paul A. Longley, Mike Goodc...
ISBN: 9780470721445
List Price: $75.75
2.
Geographic Information Systems and Science
by Longley, Paul, Goodchild, M...
ISBN: 9780470721452
List Price: $140.50
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Proceedings of the 1st ACM SIGSPATIAL International Workshop on Crowdsourced and Volunteered...
by Goodchild, Mike
ISBN: 9781450316941
List Price: $99.00