000 00329nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a978012332908
082 _a551.48 H376
100 _aHAUER ,R F
245 0 _aMETHODS IN STREAM ECOLOGY
260 _aAmsterdam
_bAP
_c2007
300 _axv+877p.,22x19Cms.
942 _cBK
_2DDC
999 _c35814
_d35814