O'Looney, J. (2000). Beyond maps: GIS and decision making in local government. New York: ESRI Press.
Παραπομπή Chicago StyleO'Looney, John. Beyond Maps: GIS and Decision Making in Local Government. New York: ESRI Press, 2000.
Παραπομπή MLAO'Looney, John. Beyond Maps: GIS and Decision Making in Local Government. New York: ESRI Press, 2000.
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