BAKER, J. &. W. (2006). THE ENGLISH LANGUAGE TEACHER'S HANDBOOK.
Chicago Style aipamenaBAKER, JOANNA & WESTRUP. THE ENGLISH LANGUAGE TEACHER'S HANDBOOK. 2006.
MLA aipamenaBAKER, JOANNA & WESTRUP. THE ENGLISH LANGUAGE TEACHER'S HANDBOOK. 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.