000 08102nam a22007217a 4500
005 2009061603343.0
008 090512t xxu||||| |||| 00| 0 eng d
010 _aENG-94030
020 _a9788123755472
_c250.00
035 _aEN-77563
035 _aB-383527-560
037 _bDBAD / PUB
037 _bNorth India Publishers
040 _adpl
_bEnglish
082 _a502
100 _aPhondke, Bal
245 _aWhen...questions to 50 interesting answers /
_cby Bal Phondke; illustrated by Subhash Roy
260 _aNew Delhi
_bNational Book Trust
_c2009
270 _a5, Nehru Bhawan, Institutional Area, Phase-II, Vasant Kunj
_bNew Delhi
_e110070
300 _ax, 245p.
_bill.
_c22cm(Hb)
490 _aPopular science
500 _aIncludes bibliographical refernces
650 _aScience
_xMiscellanea
650 _aQuestion and answers
700 _aRoy, Subhash
942 _2ddc
_cEN
_mPHO
_h502
999 _c26259
_d26259