000 00343nam a2200121Ia 4500
008 190829s9999 xx 000 0 und d
020 _a81 224 0219 4
082 _aLAN/MA
100 _aLANG, Johannes G.
245 0 _aMAGNETIC FLUID FIELD: PROGRAMMED INSTRUCTION-03
260 _bWiley Eastern Limited, New Delhi
_aNew Delhi
_c1989
942 _cBK
999 _c5461
_d5461