APA aipamena

Drucker, P. F. (1999). Managing for result. Butterworth-Heinemann.

Chicago Style aipamena

Drucker, Peter F. Managing for Result. Oxford: Butterworth-Heinemann, 1999.

MLA aipamena

Drucker, Peter F. Managing for Result. Butterworth-Heinemann, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.