MERRIAM-WEBSTER MAP AT http://www.merriam-webster.com/cgi-bin/nytmaps.pl?cambodia
WORLDATLAS MAP AT http://www.worldatlas.com/webimage/countrys/asia/kh.htm
LANGUAGES MAP http://www.ethnologue.com/show_map.asp?name=KH
COUNTRY INFORMATION http://en.wikipedia.org/wiki/Cambodia
http://en.wikipedia.org/wiki/Ethnic_groups_of_Southeast_Asia
OPERATION WORLD http://www.operationworld.org/country/camb/owtext.html
JOSHUA PROJECT http://www.joshuaproject.net/countries.php?rog3=CB
LIST OF CITIES IN CAMBODIA http://en.wikipedia.org/wiki/List_of_cities_in_Cambodia
http://en.wikipedia.org/wiki/Phnom_Penh
PHNOM PENH
From http://en.wikipedia.org/wiki/Phnom_Penh
https://www.lib.utexas.edu/maps/cambodia.html On this page a large scale ethnolinguistic map is available