000 00450 a2200253 4500
001 1000150
020 _a
041 _aeng
080 _a539.18Weh
245 _aPhysics of the atom
250 _a
260 _aReading
260 _bAddison-Wisley
260 _c1964
300 _axi,420 p.
300 _c21 cm
856 _u
490 _a
700 _a
650 _a
650 _aPhysics
650 _aNuclear physics
942 _cTL
942 _2UDC
999 _c174951
_d174951