Drucker, P. F. (1974). Management: Tasks, responsibilities, practices. Heinemann.
Chicago Edition CitationDrucker, Peter F. Management: Tasks, Responsibilities, Practices. London: Heinemann, 1974.
MLA引文Drucker, Peter F. Management: Tasks, Responsibilities, Practices. Heinemann, 1974.
警告:這些引文格式不一定是100%准確.