000 00410nam a2200169Ia 4500
008 130223s9999 xx 000 0 und d
080 _a577.472:614.77
100 _aStrin, J.
245 _aManual of methods in aquatic environment research
260 _aRome
260 _bFAO
260 _c1981
300 _a70 p.
440 _aNo. 209; FAO Fisheries Technic
901 _pS34743
942 _cB
_2udc
999 _c127204
_d127204