000 00243nam a22001217a 4500
003 OSt
100 _aMathur, S S
245 _aShaikshik Takniki
250 _a8th ed.
260 _aAgra
_bAgrawal Pub.
_c2014
300 _a200p.
942 _2ddc
_cBK
999 _c4042
_d4042