000 00430nam a2200157Ia 4500
999 _c20432
_d20432
005 20191211151317.0
008 190710s9999 xx 000 0 und d
041 _aeng
082 _a301.31 B299E
100 _aBasu, Deepender
245 0 _aEnvironment and ecology
_b: the global challenge
260 _aJaipur
_b: Printwell,
_c1995
300 _av,395p.
650 _aEnvironment problems
_a| Ecology
_a| Pollution
942 _cBK