Del Toro, Vincent. Principles of electrical engineering / Vincent Del Toro. - 2d ed. - New Delhi : Prentice-Hall, c1972 [Printing 1982]. - xxi, 804 p. : illus. ; 24 cm. - Prentice-Hall series in electrical engineering . Includes index. Bibliography: p. [784]-786. ISBN: 0876921616 Subjects--Topical Terms: Electrical engineering. Dewey Class. No.: 621.3 / DEP 1982