000			00355nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a8185046921
041			_aen
082			_a627.54
100			_aDavis Stanley, N
245		0	_aIntroduction to Ground Water Tracers
260			_aJodhpur _bScientifig Pub. _c1990
300			_axiv, 214p
942			_cPR
999			_c44691 _d44691