000 00318nam a2200133Ia 4500
001 56400
008 150525s9999 xx 000 0 und d
020 _a0 435 68636 4
100 _aNelkon M.
245 _aAdvanced Level Physics
250 _a3
260 _aLondon
_bHeinemann Educational Bks
_c1970
300 _a,;ill.
999 _c31471
_d31471