APA引文

(2013). Coal information 2013: With 2012 data. OECD : International Energy Agency.

Chicago Style (17th ed.) Citation

Coal Information 2013: With 2012 Data. Paris, France: OECD : International Energy Agency, 2013.

MLA引文

Coal Information 2013: With 2012 Data. OECD : International Energy Agency, 2013.

警告：這些引文格式不一定是100％准確.