TY - BOOK AU - De Long,David W. TI - Lost knowledge: confronting the threat of an aging workforce SN - 0195170970 : AV - HD58.82 .D4 2004 PY - 2004/// CY - Oxford, New York PB - Oxford University Press KW - Organizational learning KW - Knowledge management KW - Older people KW - Employment KW - United States KW - Middle-aged persons N1 - Includes bibliographical references (p. 227-242) and index ER -