000 00228nam a2200097Ia 4500
008 170620s9999 xx 000 0 und d
100 _aGupta- Sanjay
245 0 _aVigyan Shikshan
260 _bR.S A. International- Agara-2
260 _c2014
300 _a456
999 _c28091
_d28091