Authors. (2008). The Teacher's Guide: Leveled Readers - Level A. U.S.A: MC Graw Hill.
Chicago Style aipamenaAuthors. The Teacher's Guide: Leveled Readers - Level A. U.S.A: MC Graw Hill, 2008.
MLA aipamenaAuthors. The Teacher's Guide: Leveled Readers - Level A. U.S.A: MC Graw Hill, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.