000 00359nam a22001577a 4500
008 180518s2016xxu||||| |||| 00| 0 eng d
020 _a9788184115956
041 _aEnglish
082 _221st
100 _aSingh M
245 _aEcology and environment
250 _a2nd
260 _aNew Delhi
_bSonali
_c2016
300 _a256
_b
650 _aElectronics
999 _c165838
_d165838