Somers, M. (2002). Coaching in a week. Hodder & Stoughton.
Chicago Style aipamenaSomers, Matt. Coaching in a Week. London: Hodder & Stoughton, 2002.
MLA aipamenaSomers, Matt. Coaching in a Week. Hodder & Stoughton, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.