000 00250nam a2200109Ia 4500
005 20251103125302.0
008 251103s9999 xx 000 0 eng d
100 _aJais,E.L
245 0 _aKasheruki Prani Vigyan
260 _bS.Chand &co.
942 _2ddc
_cBK
999 _c504
_d504