000 00253nam a22001097a 4500
003 OSt
100 _aShrivastava, D N
245 _aBal Manovigyan : Bal Vikas Manav Vikas
260 _aAgra
_bAgarwal Publication
_c2015
300 _a634p.
942 _2ddc
_cBK
999 _c4535
_d4535