Ballas, George C The making of an entrepreneur : keys to your success / George C. Ballas, David Hollas - Englewood Cliffs, N.J. : Prentice-Hall, 1980 - x, 245 p. : ill. 23 cm. - A spectrum book . Includes index Bibliography: p ISBN: 0135467888 0135467705 (pbk.) LCCN: 80-12223 Subjects--Topical Terms: BusinessSuccessNew productsEntrepreneur