000			005230000a22001690004500
245			_aMining and petroleum technology
700			_aJones, M.J. ed.
111			_aPROCEEDINGS OF THE NINTH COMMONWEALTH MINING AND METALLURGICAL CONGRESS VOL.1 (1969 : London )
260			_aLondon _bThe Institute of Mining and Metallurgy _c1970
300			_alv, 1059p. : ill., photos., tables
500			_a4 vols.
080			_a622:669 _bC6
650			_aMining
650			_aPetroleum technology
041			_aEN
942			_cCP
999			_c26358 _d26358