TY - BOOK T1 - Management challenges for the 21st century / DA - c1999. CY - New York : AU - Drucker, Peter F. ET - 1st ed. CN - HD30.27 CN - HD30.27 PB - HarperBusiness, PP - New York : PY - c1999. N1 - Includes index. ID - 215502 KW - Management KW - Twenty-first century SN - 0887309984 TI - Management challenges for the 21st century / ER -