Taylor, L., & Lane, A. (2007). International express: Student's book : Elementary. New York: Oxford University Press.
Chicago Style aipamenaTaylor, Liz., và Alastair Lane. International Express: Student's Book : Elementary. New York: Oxford University Press, 2007.
MLA aipamenaTaylor, Liz., và Alastair Lane. International Express: Student's Book : Elementary. New York: Oxford University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.