APA aipamena

Treacy, D. (1993). Successful time management in a week. Hodder & Stoughton.

Chicago Style aipamena

Treacy, Declan. Successful Time Management in a Week. London: Hodder & Stoughton, 1993.

MLA aipamena

Treacy, Declan. Successful Time Management in a Week. Hodder & Stoughton, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.