000			00300nam a2200109 4500
020			_a9780045380039
082			_a553GP _bTHO.E
100			_aThompson,Roy and Oldfield,Frank
245			_aEnvironmental magnetism _cThompson,Roy and Oldfield,Frank
260			_aLondon _c1986 _bAllen & Unwin
942			_cBK
999			_c336483 _d336483