TY - BOOK AU - Drucker, Peter Ferdinand, AU - ED - ED - ED - ED - SN - 0061664022 (hardbound) SN - 2 PY - 1977///.;copyright 1977.46 CY - New York PB - Harper's College Press KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Management N1 - Includes bibliographical references and index; 5; Professional ER -