TY - BOOK AU - Drucker, Peter F TI - Management Challenges for the 21st Century SN - 9780887309984 U1 - 658.021 PY - 1999/// CY - New York PB - Harper Business KW - Knowledge Management KW - Management KW - Management -- Forecasting KW - Organizational change KW - Reengineering (Management) KW - Twenty-first century - Forecasts ER -