<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2013/11/19/131119130405_oecd_512x288_afp.jpg>
<http://www.bbc.com/indonesia/majalah/2013/11/131119_bisnis_oecd.shtml>