000 00398nam a22001337a 4500
008 160805b xxu||||| |||| 00| 0 eng d
020 _a00302177x
050 _aGE 105 .U53 1998
100 _aUnderwood Larry.
_d1998
245 _acase studies in environmental science.
260 _aPhiladelphia:
_bSaunders,
_c1998.
300 _aix,454p.
942 _2lcc
_cBOOKS
_hGE 105 .U53 1998
999 _c12691
_d12691