000 00307nam a2200109Ia 4500
008 190829s9999 xx 000 0 und d
082 _a510.92
_bUTH/P.M
100 _aUTHAMAN, P.K.
245 0 _aPYTHAGORAS, EUCLID, ARCHIMEDES, DESCARTES
260 _bKairali Childrens Book Trust
_aKottayam
_c1983
942 _cBK
999 _c2489
_d2489