000 00561nam a2200229la 4500
005 20251110121114.0
008 251013s9999 xx 000 0 und d
020 _a9788131312896
041 _aENG
082 _a338.9
_bS64E
100 _a Singh,S.R.
_9788
245 0 _aEnvironment Edu & Sustainable development.
250 _a1st
260 _aNew Delhi
_bAPH Pub Crporation
_c2012
300 _a220
365 _b695
490 _vI
650 _aGeneral
942 _cTB
999 _c14332
_d14332