000			00403nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a514 _bKRI-A
100			_aKrishanunni Menon P,
245		0	_aAathi Jathyiam Orusamudhayikakyayia
260			_bNATIONAL BOOKSTALL _aKottayam _c1900
630			_xGeneral Stack
650			_aNatural science & mathematics _vMathematicsTopology _xGeneralia
942			_cBOOK
999			_c8593 _d8593