000 00260nam a22001217a 4500
003 OSt
100 _aAgarwal, J C
245 _aShaikshik Takniki Avim Prabandh
260 _aAgra
_bAggarwal Pub.
_c2013
300 _a610p.
901 _a1585BED
942 _2ddc
_cBK
999 _c37031
_d37031