Kemp, Philip. Alternating current wave forms : theory and practice / Philip Kemp. - 2nd ed. - London : Chapman & Hall, c 1952. - Vols. : ill. ; 23 cm. - Series of monographs on electrical engineering . Includes index. Bibliography : p. 403-404. V.1--; 310 310 Subjects--Topical Terms: Electric currents,--Alternating. Dewey Class. No.: 621.31 / K32a