Certo, Samuel C. Principles of modern management : functions and systems / Samuel C. Certo. - 3rd ed. - Dubuque, Iowa : W.C. Brown, c1986. - xxv, 588 p. : ill. (some col.) ; 27 cm. Includes bibliographies and indexes. ISBN: 0697002853 Subjects--Topical Terms: Management. Dewey Class. No.: 658 / CEP 1986