"0, . "
electronic applications: / - 1 ed. - uk : the machinery 1960. - ", 60p.; 21 cm." - machinery's yellow back no. 28a .
--
621. 381 ele
electronic applications: / - 1 ed. - uk : the machinery 1960. - ", 60p.; 21 cm." - machinery's yellow back no. 28a .
--
621. 381 ele