APA aipamena

Langan, J. (2002). English skills with reading. Boston: Mc Graw Hill.

Chicago Style aipamena

Langan, John. English Skills With Reading. Boston: Mc Graw Hill, 2002.

MLA aipamena

Langan, John. English Skills With Reading. Boston: Mc Graw Hill, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.