000 00265nam a2200109Ia 4500
008 160710s1995 xx 000 0 und d
100 _aGARG,M.R.
245 _aENVIRONMENTAL POLLUTION & PROTECTION
260 _bDEEP & DEEP
_c1995
300 _a293
942 _2ddc
_cBB
999 _c73837
_d73837