THE GLOBAL GNI PER CAPITA, PPP CURRENT INTERNATIONAL US DOLLAR FOR THE YEAR 2007, WORLDBANK, viewed 20th November, 2013.
Citation
THE GLOBAL GNI PER CAPITA, PPP ( CURRENT INTERNATIONAL US $) FOR THE YEAR 2007, ChartsBin.com, viewed 28th December, 2024, <http://chartsbin.com/view/19983>.