000 00325nam a2200121Ia 4500
100 _aMaharashtra State Board of Secondary & Higher Sec. Educate
942 _cBK
245 _aTowards sustainable development Std - XII
260 _aPune
_bM.S.B.S.HC.
_c2007
082 _a574.5
_bMBSHSE
300 _avi,82
546 _aEnglish
999 _c335243
_d335243
041 _aeng