Drucker, P. F. (1974). Management: Tasks, responsibilities, practices. Heinemann.
Chicago Edition CitationDrucker, Peter F. Management: Tasks, Responsibilities, Practices. London: Heinemann, 1974.
ציטוט MLADrucker, Peter F. Management: Tasks, Responsibilities, Practices. Heinemann, 1974.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.