Barnard, Chester I., 1886-1961. The functions of the executive / by Chester I. Barnard ; with an introduction by Kenneth R. Andrews. - 30th anniversary edition. - Cambridge, Mass. : Harvard University Press, 1968. - xxxvi, 334 p. ISBN: 0674328035 LCCN: 68028690 Subjects--Topical Terms: Executives.Management.Industrial sociology.