United Nations Framework Classification for Fossil Energy and Mineral Reserves and Resources 2009 : incorporating specifications for its application /
United Nations.Economic Commission for Europe.author.
United Nations,issuing body.
New York : United Nations,
2013.
"ECE/ENERGY/94"--verso of title page.
"United Nations publication. Sales no. I.4.II.E.4"--verso of title page.
Bibliography: pages 56-57.
Fossil fuels
Mines and mineral resources
Also available online from the website of the United Nations Economic Commission for Europe at: www.unece.org (Viewed 11 March 2014)