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040 _e92256
_aMAIN
041 _aEnglish
082 _a597 M295H
100 _aMalik, D S
245 0 _aHydrobiological studies of a fish pond and the toxicity of zine to a fresh water fish channa punctatus
260 _c1991
300 _a189 p.
942 _cTH
999 _c73187
_d73187