Executive / Harry Levinson, with the assistance of Cynthia Lang. Levinson, Harry. Lang, Cynthia. Executives. Leadership. HF5500.2 .L375 1981 658.42 19 LEE Original ed. published in 1968 under title: The exceptional executive. Includes bibliographical references and index. Cambridge, Mass. : Harvard University Press, 1981. 1981. 1981 Text viii, 370 p. ; eng