APA استشهاد

Drucker, P. F. (1986). Frontiers of management: Where tomorrow's decisions are being shaped today. Heinemann Professional Publishing Ltd.

استشهاد بنمط شيكاغو

Drucker, Peter F. Frontiers of Management: Where Tomorrow's Decisions Are Being Shaped Today. London: Heinemann Professional Publishing Ltd, 1986.

MLA استشهاد

Drucker, Peter F. Frontiers of Management: Where Tomorrow's Decisions Are Being Shaped Today. Heinemann Professional Publishing Ltd, 1986.