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Annual report / Organization of the Petroleum Exporting Countries
OPEC - Vienna : Organization of the Petroleum Exporting …; … - 12.1977 - 14.1979; 1980 -
Persistent link: https://www.econbiz.de/10000368589
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Millenniums-Entwicklungsziele : Bericht
Vereinte Nationen; Deutschland / Bundesministerium für … - New York, N.Y. : Vereinte Nationen; Bonn : BMZ - 2007 - 2015; damit Ersch. eingest.
Persistent link: https://www.econbiz.de/10008658726
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World oil outlook
OPEC - Vienna : OPEC Secretariat - [1.]2007 - [5.]2011; 6.2012 - 11.2017; 2018-
Persistent link: https://www.econbiz.de/10009297723
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World oil outlook
OPEC - Vienna : OPEC Secretariat - 2007 -
Persistent link: https://www.econbiz.de/10010226213