Keith, Lyman A. Introduction to business enterprise [by] Lyman A. Keith [and] Carlo E. Gubellini. - 4th ed. - New York, McGraw-Hill [1975] - xviii, 609 p. illus. 24 cm. Bibliography: p. 569-572. ISBN: 0070334854 9780070334854 LCCN: 74013605 Subjects--Topical Terms: Business. LC Class. No.: HF5351 / .K383 1975 Dewey Class. No.: 658