000 00327nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a8170032296
041 _aen
082 _a530
100 _aJoshi .A.W
245 2 _aA world view of physics
260 _aNew Delhi
_bUNESCO
_c1999
300 _axiii,435p.
942 _cPR
999 _c52334
_d52334