Peel, M., & Lamb, J. (1992). Presentation in a week. Hodder & Stoughton.
Chicago Style aipamenaPeel, Malcolm, and Jon Lamb. Presentation in a Week. London: Hodder & Stoughton, 1992.
MLA aipamenaPeel, Malcolm, and Jon Lamb. Presentation in a Week. Hodder & Stoughton, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.