000 00313nam a2200145Ia 4500
001 9833
008 141107s9999 xx 000 0 und d
020 _a3-8009-4007-8
100 _aLang Johannes
245 4 _aThe Magnetic Field
250 _a0
260 _aGermany
260 _bHeyden & Son
260 _c1974
999 _c42489
_d42489