000 00323nam a22001337a 4500
008 200122b xxu||||| |||| 00| 0 eng d
082 _a574.52 KAU
100 _aKaushik,CP
_910412
245 _aEnvironmental Sciences
260 _bNew Age
300 _a574.52 KAU
650 _2Engineer and technology
942 _2ddc
_cBK
999 _c26594
_d26594