000 00325nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aMaheshwari A
245 0 _a"A text book of energy, ecology environment and society"
260 _bAnmol Publications PVT.LTD. NewDelhi.
260 _c0
365 _b90.00
942 _cBK
999 _c155532
_d155532