000 00256nam a2200109Ia 4500
008 160921s9999 xx 000 0 und d
100 _aSINGH,ARUN KUMAR
245 _aSHIKSHA MANOVIGYAN
260 _bPATNA HBRTI BHAVAN
_c2012
300 _a850
942 _cBK
999 _c31419
_d31419