000 00326nam a2200133Ia 4500
005 20240713151645.0
008 240712s9999 xx 000 0 und d
041 _aeng
082 _a551.4
_bsabi bhoo
100 _aSavindra singh
245 _aBhoo akrati vigyan
260 _aPrayagraj
_b Pravalika pub.
_c2020
300 _a672
999 _c36454
_d36454