Wright, D. A. 1911- Semi-conductors. - 1st. ed. - London, New York, Methuen; J. Wiley : 1950. - viii, 130 p. diagrs. 18 cm. - Methuen's monographs on physical subjects . LCCN: 51004084 Subjects--Topical Terms: TRANSISTORES Dewey Class. No.: 537.53