000 00317nam a2200133Ia 4500
008 160316s1979 xxu||||| |||| 00| 0 eng d
020 _a
100 _aKeller, Edward A
245 _aEnvironmental Geology
250 _a2nd
260 _aColumbus
_bCharles E Merrill Publishing Co.
_c1979
300 _a
700 _a
_a
999 _c16347
_d16347