000 00307nam a2200109Ia 45e0
008 181001s1971 xx 000 0 und d
100 _aDejettel L.M.
245 0 _aRecord changers how they work
260 _aDelhi
_bSatya Prakash
_c1971
300 _a144
942 _2ddc
_cBK
999 _c1751
_d1751