000 00294nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Gurjar, R.K."
245 0 _aNew dimensions in water environment and ecology
260 _bPrintwell
260 _c1994
365 _b300.00
942 _cBK
999 _c138518
_d138518