Del Toro, Vincent. Electromechanical devices for energy conversion and control systems / Vincent Del Toro. - New Delhi : Prentice-Hall, c 1975. - xx, 617 p. : ill. ; 23 cm. Includes index. 392 392 Subjects--Topical Terms: Electric--Electromechanical devices. Dewey Class. No.: 621.317 / D634e