APA(7版)引用形式
International Energy Agency. (2012). Coal information: 2012 with 2011 data. OECD/IEA.
Chicagoスタイル(17版)引用形式
International Energy Agency. Coal Information: 2012 with 2011 Data. France: OECD/IEA, 2012.
MLA(9版)引用形式
International Energy Agency. Coal Information: 2012 with 2011 Data. OECD/IEA, 2012.
警告: この引用は必ずしも正確ではありません.