APA (7th ed.) Zitazioa

Drucker, P. F. (1974). Management: Tasks responsibilities practices. Harper & row.

Chicago Style (17th ed.) Zitazioa

Drucker, Peter F. Management: Tasks Responsibilities Practices. New York: Harper & row, 1974.

MLA (9th ed.) Zitazioa

Drucker, Peter F. Management: Tasks Responsibilities Practices. Harper & row, 1974.