(1996). Manual on gis for planners and decision makers. United Nations; Bangkok.
Chicago Style (17. basım) AtıfManual on Gis for Planners and Decision Makers. New York: United Nations; Bangkok, 1996.
MLA (9th ed.) AtıfManual on Gis for Planners and Decision Makers. United Nations; Bangkok, 1996.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..