000 00298nam a2200121Ia 4500
008 230125s9999 xx 000 0 und d
100 _aGoyal, Malti
_96478
245 0 _aUrja evem karban dai oxide
250 _a1st
260 _bNew Delhi:National Book Trust
_c2012
300 _a93
942 _cBK
999 _c115991
_d115991