000 00447nam a2200181Ia 4500
003 HQRS
005 20150907145657.0
008 150617s2014 xx 000 0 eng d
020 _a8123736223
040 _aHQRS
_beng
_cHQRS
041 _heng
100 _aRamakrishnan, P.S.
245 _aEcology and sustainable development
250 _ax,198p.: ill.; 21cm.
260 _aNew Delhi
653 _aSustainable development
942 _2DDC
_cBK
999 _c22289
_d22289