000			00505nam a22001457a 4500
008			101201t xxu||||| |||| 00| 0 eng d
020			_a0521239001
082			_a550
245			_aThe Cambridge Encyclopedia of Earth Sciences
260			_aLondon: _bCambridge University Press, _c1981.
300			_a496p. _bill. some col.
500			_aincludes index.
942			_2ddc _cBK
999			_c4006 _d4006