(2003). Macmillan/McGraw-Hill reading. New York: Macmillan.
Chicago Style aipamenaMacmillan/McGraw-Hill Reading. New York: Macmillan, 2003.
MLA aipamenaMacmillan/McGraw-Hill Reading. New York: Macmillan, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.