000 00413nam a2200157Ia 4500
008 170101s2006 xx 000 0 und d
020 _a9788123923499
100 _aAmbasht R S
245 0 _aEnvironment And Pollution An Ecological Approach
260 _aNew Delhi
_bCBS Publishers
_c2006
300 _a332
650 _aCivil
650 _aEnvironmental Science
700 _aAmbasht P K
942 _2ddc
_cBK
999 _c753743
_d753743