Littlewood, Dudley Ernest. The theory of group characters and matrix representations of groups / by Dudley E. Littlewood. - 2nd edition. - Oxford : Clarendon Press, 1950. - viii, 310 p. ; 24 cm. Includes index. Bibliography: p. [301]-307. Subjects--Topical Terms: Group theory.Matrices. Dewey Class. No.: 512.2 / LIT 1958