Published in Official Gazette 562 issued on 1 November 1995.
Tag: Ministry of Oil and Minerals
Published in Official Gazette 534 issued on 3 September 1994.
Published in Official Gazette 521 issued on 15 February 1994.
Published in Official Gazette 360 issued on 1 June 1987.
Published in Official Gazette 359 issued on 16 May 1987.