OPEC

An Katig-uban han mga Nasod nga Nageexport hin Lana (Iningles:Organization of the Petroleum Exporting Countries o OPEC) amo an usa ka katig-uban pankanasoran. Tikang 1965, an ulohan aada ha syudad han Vienna, Austrya.

Pinanbasaran

Mga reperensya

Mga sumpay ha gawas

 
 
 OPEC Timeline by Nicolas Sarkis, from Le Monde diplomatique, May 2006
 The OPEC Fund for International Development (OFID) official site
 Stefan Schaller on OPEC's inability to control the market 
 Statistics of the fuel oil prices from 2010 to 2011 in Germany , PDF – May 2011
 U.S Energy Information Administration - OPEC Revenues Fact Sheet, July 24, 2014
 OPEC World Oil Outlook, November 6, 2014