000			00251nam a2200097 4500
999			_c334337 _d334337
082			_a551 _bOBR.F
100			_aObruchev, V.
245			_aFundamentals of Geology _cObruchev, V.
260			_aMoscow _c1959 _bForeign Languages Publishing House
942			_cBK