Theraja , B. L. A text-book of electrical technology in S.I. system of units Vol. IV : electronic devices & circuits - 22nd ed. - New Delhi S. Chand 1998 - viii, 1618-2100 pp. Illustration ISBN: 8121911419 Subjects--Topical Terms: SOIL CONTENT ANALYSISElectrical Device cricuitsELECTRICAL ENGINEERINGELECTRICAL MACHINE Dewey Class. No.: 621.3 / THE