000 | 00343nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 220201s1970 xx 000 0 eng d | ||
041 | _aENG | ||
100 | _aFRASIER, GEORGE WILLARD | ||
245 | 0 | _aTELECOMMUNICATIONS (S.I. UNITS) | |
250 | _a2ND | ||
260 |
_aLONDON _bTHAMES AND HUDSON PUBLISHING COMPANY _c1970 |
||
300 | _a830 | ||
942 | _2ddc | ||
999 |
_c46410 _d46410 |