Challenge to leadership; managing in a changing world. The Conference Board. Project director: Charles M. Darling, III. Associate project director: Theodore A. Smith. Editor: Edward C. Bursk. - New York, Free Press [1973] - x, 372 p. 21 cm. Includes bibliographical references. LCCN: 73001861 Subjects--Topical Terms: Management--Addresses, essays, lectures. LC Class. No.: HD31 / .C42 Dewey Class. No.: 658.4