एपीए उद्धरण

Drucker, P. F. (1975). Management: Tasks responsibilities practices. Allied.

शिकागो स्टाइल उद्धरण

Drucker, Peter F. Management: Tasks Responsibilities Practices. New Delhi: Allied, 1975.

एमएलए उद्धरण

Drucker, Peter F. Management: Tasks Responsibilities Practices. Allied, 1975.