000 00270nam a2200109Ia 4500
008 131017s9999 xx 000 0 und d
082 _a310 ABR/S
245 _aSaamkeyaekam samuhia sasthrathil
260 _bKERALA BHASHA INSTITUTE
650 _amathematics
942 _cBK
999 _c29748
_d29748