000			00308nam a2200145Ia 4500
008			240201s2003 xx 000 0 eng d
020			_a9780176255275
082			_a620 MER
100			_aMERCER,GODD
245		0	_aBRIDGES
260			_bNELSON _c2003
300			_a24
650			_aSCIENCE
942			_2ddc _cBK
999			_c6898 _d6898