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003 OSt
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024 _a43983
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aG955p5,N75, L6
100 _aAmavis R Ed.
111 _aEuropean scientific colloquium (1975 : Luxembourg)
245 0 _cAmavis R Ed.; Smeets J Ed.
_aProceeding on principles and methods for determining ecological criteria on hydrobiocensoses
260 _aOxford
_bPergamon press
_c1976
300 _a531p
650 _aBiology
700 _a Smeets J Ed.
942 _hG955p5,N75, L6
_cTEXL
_2CC
999 _c69533
_d69533