Connolly.A.P. & Others. Scr.Manual Including Triacs &Thyristors. - 6th Ed. - Prentice Hall of India Private Limited 1979 - XXII, 631p. 23 cm. Text in English Subjects--Facted Index Terms: ELEC Index Terms--Genre/Form: D-21 Dewey Class. No.: 621.38153 / CON