000 00423nam a22001577a 4500
999 _c44210
_d44210
003 OSt
005 20220331100456.0
008 220331b ||||| |||| 00| 0 eng d
020 _a81-224-2063-X
040 _cKL MEHTA
100 _aKoushik Prof.anubha,Koushik Prof. c.p.
245 _aEnvironmentel science
_hEnglish
260 _aNew Delhi
_bNew age international publishers
_c2007
300 _a280 pg
942 _2ddc
_cBK