"bishop, owen . "
practical electronic for gcse: / owen.. bishop - 1 ed. - uk : john murray 1989. - ", 204p.; 28 cm."
0-7195-4632-x
537. 5 bis
practical electronic for gcse: / owen.. bishop - 1 ed. - uk : john murray 1989. - ", 204p.; 28 cm."
0-7195-4632-x
537. 5 bis