Koontz, Harold. A practical introduction to business / Harold Koontz and Robert M. Fulmer. - 4th ed. - Homewood, Ill. : Richard D. Irwin, 1984. - xxiii, 630 p. : ill. (some col.) ; 26 cm. Includes index. ISBN: 0256030308 (cased) Subjects--Topical Terms: Business.Management.