000 00310nam a2200121Ia 4500
008 170101s1985 xx 000 0 und d
082 _a628.5 SIN
100 _aSingh Pramod
245 0 _aenvironmental Pollution and Management
260 _aAllahabad
_bChugh Pub.
_c1985
300 _a243 p.
942 _2ddc
_cB
999 _c999766
_d999766