APA aipamena

Humble, J. (1971). Management by objective. McGraw-Hill.

Chicago Style aipamena

Humble, John. Management by Objective. New York: McGraw-Hill, 1971.

MLA aipamena

Humble, John. Management by Objective. McGraw-Hill, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.