000 00300nam a2200133Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a516.24
082 _bVAS/T
100 _aa.r
_bvasishtha
100 _bs.ksharma
245 0 _atrigonmetry
260 _ameerut
260 _bkrishna prakashan mandir
999 _c6314
_d6314