000 00389cam a2200157ua 4500
003 OSt
008 250108b |||||||| |||| 00| 0 eng d
041 _aeng
082 _a621.384
_bDEC/FI
100 _aDecibel, .
_96858
245 _aFirst courses in wireless /
250 _a4 /
260 _aLondon :
_bSir Isaac Pitman & Sons Ltd ,
_c1960.
300 _a247 ; .
942 _cBK
999 _c338158
_d338158