000 00298nam a2200121Ia 4500
008 131017s9999 xx 000 0 und d
082 _a530 PRA/P
100 _aT.K.PRABHAKARAN
245 _aPRE GEGREE BHOUTHIKA PRASHNAVALI
260 _bKERALA BHASHA INSTITUTE
650 _aPHYSICS
942 _cBK
999 _c27796
_d27796