Tohutoro APA (7th ed.)
International Energy Agency. (2012). Coal information: 2012 with 2011 data. OECD/IEA.
Tohutoru Kātū Chicago (17th ed.)
International Energy Agency. Coal Information: 2012 with 2011 Data. France: OECD/IEA, 2012.
Tohutoro MLA (9th ed.)
International Energy Agency. Coal Information: 2012 with 2011 Data. OECD/IEA, 2012.
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