Bettger, Frank. How I raised myself from failure to success in selling. [electronic resource] . — Englewood Cliffs, N.J., : Prentice-Hall, [1949]. — xviii, 276 p. 24 cm. LCCN: 49011467 Subjects--Topical Terms: Sales personnel--Personal narratives. LC Class. No.: HF5438 / .B48 Dewey Class. No.: 658.85