Keith, Lyman A. Introduction to business enterprise/ English. Lyman A. Keith [and] Carlo E. Gubellini. - 4th ed. - New York: McGraw-Hill, 1975. - xviii, 609 p.: ill.; 24 cm. Bibliography: p. 569-572. ISBN: 0070334854 Subjects--Topical Terms: Business. Dewey Class. No.: 658 / KEI