"Laid before the Northern Ireland Assembly under Section 50 (1) of the Mineral Development Act (NI) 1969 by the Department of Enterprise, Trade and Investment".
"April 2009".
"NIA 137/08-09" -- cover.
Minerals Branch [DETI] -- back cover.
Minerals and petroleum licensing statement : 1 April 2006 - 31 March 2007. Published by Dept. of Enterprise, Trade and Investment in 2009. Publication and catalogue information, links to buy online and reader comments.