Certo, Samuel C. Principles of modern management : functions and systems / Samuel C. Certo. - 2nd ed. - Dubuque, Iowa : Wm. C. Brown Co., c1983. - xxv, 579 p. : ill. ; Includes bibliographies and indexes. ISBN: 0697080846 Subjects--Topical Terms: Management LC Class. No.: HD31 / .C47 1983