00000nam a2200000 a 4500 20251203110516.0 812190210X 539 MUR Murugeshan,R. Modern Physics 6th ed.rev New Delhi S.Chand 2001 xxx,872p. 22cm. pb Physics,modern Atomic physics _ 109205 LIBSC C 92585 92585 0 0 0 0 PU PU 2004-07-20 127.50 0 539 MUR 109205 BK