000 00247nam a2200097Ia 4500
008 230421s9999 xx 000 0 eng d
100 _aMehto (Rani) Meto (S.K.)
245 0 _aGrah Vigyan Shikshan
260 _bSaraswati Prakashan
942 _2ddc
_cBED
999 _c21904
_d21904