APA (7th ed.) Zitazioa
ProQuest (Firm). (2011). Climate & electricity annual 2011: Data and analyses. International Energy Agency.
Chicago Style (17th ed.) Zitazioa
ProQuest (Firm). Climate & Electricity Annual 2011: Data and Analyses. France: International Energy Agency, 2011.
MLA (9th ed.) Zitazioa
ProQuest (Firm). Climate & Electricity Annual 2011: Data and Analyses. International Energy Agency, 2011.
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