000 00307nam a2200109Ia 4500
008 140122s9999 xx 000 0 und d
082 _a030 Cowx I G
100 _aCowx I G
245 _aCatch effort sampling strategies Their application in freshwater fisheries management
260 _b
_c
942 _cBK
_2ddc
999 _c6468
_d6468