000 00264nam a2200109Ia 4500
008 200129s9999 xx 000 0 und d
082 _a577 AGA-E
100 _aAGARWAL, R. K.
245 0 _aENVIRONMENT AND ECOLOGY
260 _bKRISHNA PRAKASHAN
_c2014
942 _cREF
999 _c2625
_d2625