000 00282nam a2200121Ia 4500
008 211209s2018 xx 000 0 und d
020 _a9789387766488
041 _aeng
100 _aNEERAJ NACHIKETA
245 _aENVIRONMENT AND ECOLOGY
250 _a4TH ed.
260 _bGKP
_c2018
999 _c90507
_d90507