000 00263nam a2200109Ia 4500
008 131017s9999 xx 000 0 und d
082 _a510 SMI / U
245 _aUpariganitha Padhathi
260 _bKERALA BHASHA INSTITUTE
650 _aMATHEMATICS
942 _cBK
999 _c29327
_d29327