APA aipamena

Hutchinson, T., & Tom Hutchinson. (1999). LifeLines: Elementary: Student's book. United Kingdom: Oxford University Press.

Chicago Style aipamena

Hutchinson, Tom, và Tom Hutchinson. LifeLines: Elementary: Student's Book. United Kingdom: Oxford University Press, 1999.

MLA aipamena

Hutchinson, Tom, và Tom Hutchinson. LifeLines: Elementary: Student's Book. United Kingdom: Oxford University Press, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.