MAP20080032340 Day, George S Are You a 'Vigilant Leader'? / George S. Day and Paul J. H. Schoemaker En: Sloan management review. - Cambridge : MIT Sloan School of Management, 1985-2012 = ISSN 1532-9194. - 01/04/2008 Tomo 49 Número 3 - 2008 I. Schoemaker, Paul J. H. . II. Title.