Carnegie, Dale. 1888-1955. Söz söylemek ve kendine güvenmek=How to develop self-confidence and influence people by public speaking/ Dale Carnegie; çeviren: Nihal Akkaya. - İstanbul: Eskin matbaası, 1971. - 270 p. 19 cm. Subjects--Topical Terms: Public speaking LC Class. No.: PN4121.9.T9