Organisation for Economic Co-operation and Development, OECD (Paris, France), & Burghgraeve, S. (2008). Coal information: 2008 with 2007 data. OECD. https://doi.org/10.1787/coal-2008-en
Citace podle Chicago (17th ed.)Organisation for Economic Co-operation and Development, OECD (Paris, France), a Sharon Burghgraeve. Coal Information: 2008 with 2007 Data. Paris: OECD, 2008. https://doi.org/10.1787/coal-2008-en.
Citace podle MLA (9th ed.)Organisation for Economic Co-operation and Development, OECD (Paris, France), a Sharon Burghgraeve. Coal Information: 2008 with 2007 Data. OECD, 2008. https://doi.org/10.1787/coal-2008-en.
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