Hutchinson, T. (2000). Life lines: Intermediate : Student's book. Oxford: Oxford university press.
Chicago Style aipamenaHutchinson, Tom. Life Lines: Intermediate : Student's Book. Oxford: Oxford university press, 2000.
MLA aipamenaHutchinson, Tom. Life Lines: Intermediate : Student's Book. Oxford: Oxford university press, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.