000 00260nam a2200109Ia 4500
008 220606s9999 xx 000 0 und d
100 _aJAY PRAKASH
_911695
245 0 _aSOUR URJA AUR USKE UPYOG
260 _bDELHI NCERT
_c2000
300 _a98
942 _cBK
999 _c106431
_d106431