000 00422nam a22001457a 4500
005 20250410103133.0
008 250410b |||||||| |||| 00| 0 eng d
020 _a9788188805686
082 _a333.7 SAX
100 _aSaxena, R K
245 _aChallenges to environment protection /
260 _aIndai
_bS.R Scientific Publications
_c2008
300 _a240 p.
_bill, ; black and white pictures
_c21 cm.
942 _2ddc
_cENV
999 _c12211
_d12211