000 00315nam a2200121Ia 4500
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008 251006s9999 xx 000 0 und d
100 _aoglesby,ray t.ed.
245 0 _a.river ecology and man oglesby,ray t.(ed.)
260 _a1st.ed. | .New York Academic
260 _c1972
942 _cBOK
999 _c5078
_d5078