BABIN, E. (1984). tEST OF ENGLISH AS A FOREIGN LANGUAGE. Prentice Hall.
Chicago Style aipamenaBABIN, EDITH. TEST OF ENGLISH AS A FOREIGN LANGUAGE. New DELHI: Prentice Hall, 1984.
MLA aipamenaBABIN, EDITH. TEST OF ENGLISH AS A FOREIGN LANGUAGE. Prentice Hall, 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.