000			003590000a22001450004500
245			_aSeptic tank system effects on ground water quality
100			_aCanter, Larry W.
100			_aKnox, Robert C.
260			_aMichigan _bLewis _c1985
300			_axx, 336p. : ill.
020			_a0873710126
080			_a628.352 _bC3
041			_aEN
942			_cBK
999			_c117313 _d117313