000 00357nam a22001097a 4500
008 150401b xxu||||| |||| 00| 0 eng d
100 _aKumar, Arvind
245 _aAnu ani vikas
_c/by Arvind Kumar, Chitra Narayan translated by Vijay Lale
260 _aMumbai:
_bHomi Bhabha Centre for Science Education,
_c2014.
300 _a224p.;
_bpb
_c9x7
942 _2ddc
_cHP
999 _c83446
_d83446