000			004130000a22001690004500
008			151030t1985 xxu||||| |||| 00| 0 eng d
020			_a0713135247
041			_aeng
080			_a621.374.32 _bG6
942			_cBK
100			_aGosling, J.B.
245			_aDigital timing circuits
260			_aLondon _bEdward Arnold _c1985
300			_aviii, 104p.
650			_aElectric waves
650			_aDigital circuits
999			_c141525 _d141525