World Oil Outlook 2008
http://www.opec.org/library/World%20Oil%20Outlook/pdf/WOO2008.pdf
Annual Statistical Bulletin 2007
http://www.opec.org/library/Annual%20Statistical%20Bulletin/pdf/ASB2007.pdf
Who gets what from imported oil?
http://www.opec.org/library/Special%20Publications/Whogetswhat2008.htm
viernes, 31 de octubre de 2008
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