DRUCKER PETER F. (1992). MANAGING FOR THE FUTURE. BUTTERWORTH-HEINEMANN.
Chicago Style (17th ed.) CitationDRUCKER PETER F. MANAGING FOR THE FUTURE. LONDON: BUTTERWORTH-HEINEMANN, 1992.
MLA引文DRUCKER PETER F. MANAGING FOR THE FUTURE. BUTTERWORTH-HEINEMANN, 1992.
警告:這些引文格式不一定是100%准確.