"duncan, tom . "
adventures with micro electronics:how to make... two-octave: electronic organ.../ tom.. duncan - ed. - uk : john murray . - ", 62p.; 25 cm."
0 7195 3671 5
adventures with micro electronics:how to make... two-octave: electronic organ.../ tom.. duncan - ed. - uk : john murray . - ", 62p.; 25 cm."
0 7195 3671 5