000 00373nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a8122406483
082 _a540
082 _bDE
100 _a"De, Anil Kumar"
245 0 _aEnvironmental chemistry
250 _aSecond
260 _aNew Delhi
260 _bWiley Eastern
260 _c1987
300 _a"xi, 340"
999 _c29469
_d29469