Drucker, Peter F. 1909-2005. What makes an effective executive /Peter F. Drucker. - Boston, Massachusetts : Harvard Business Review Press, (c)2017. - 1 online resource (59 pages). - Harvard business review classics . Includes bibliographies and index. ISBN: 9781633692558 Subjects--Topical Terms: Executive ability.Leadership. Index Terms--Genre/Form: Electronic Books. LC Class. No.: HD38 / .W438 2017