000 00257nam a2200109Ia 4500
008 230421s9999 xx 000 0 eng d
100 _aJayaswal (Sitaram)
245 0 _aShiksha Vigyan Kaush
250 _aI
260 _bSahitya Prakashan
942 _2ddc
_cBED
999 _c20833
_d20833