000 00238nam a22001097a 4500
082 _a621.384 STU'F
100 _aSTURLEY, K. R
_973693
245 _aFREQUENCY MODULATION
260 _aLONDON
_bHULTON
_c1968
300 _a658P
942 _cBK
999 _c579347
_d579347