Freud, Sigmund . On sexuality three essays on the theory of sexuality and other works / by Sigmund Freud. - England : Penguin Books , 1953. - 432p. : ills figs ; 22cm . Includes index ISBN: 014021741X UK 7.99 Subjects--Index Terms: SEXUAL ORIRNTATION Dewey Class. No.: 306.76 / FRE/S