000 00284nam a2200121Ia 4500
008 211209s1978 xx 000 0 und d
041 _aeng
082 _a621.381 N75 BUB
100 _aBUBAN S
245 _aUNDERSTANDING ELECTRICITY AND ELECTRONICS
260 _c1978
300 _a466
999 _c12497
_d12497