000 00525nam a2200241Ia 4500
008 140520s9999||||xx |||||||||||||| ||und||
020 _a8174800190
082 _a500
082 _bSeh/Mah
245 _aKyon Aur Kaise
260 _aNew Delhi
260 _bVigyan Prasar
260 _c1997
300 _ax;111
300 _bhb
300 _c8.5x12
350 _a149
365 _b119.2
365 _dRupees
700 _aSehgal, Narender (ED)
700 _bMahanti, Subodh (ED)
923 _n4124 / 11-03-04
999 _c69592
_d69592