บรรณานุกรม

บรรณานุกรม

http://th.wikipedia.org/wiki/%E0%B8%AD%E0%B8%B5%E0%B8%A2%E0%B8%B4%E0%B8%9B%E0%B8%95%E0%B9%8C%E0%B9%82%E0%B8%9A%E0%B8%A3%E0%B8%B2%E0%B8%93

http://www.baanjomyut.com/library_2/origin_of_civilization/02.html

http://www.oceansmile.com/Egypt/index.htm

http://www.thaigoodview.com/node/11022

http://topicstock.pantip.com/blueplanet/topicstock/2008/12/E7337814/E7337814.html