Burgess, S. (2000). First certificate gold: Exam maximiser. Harlow, England: Longman.
Chicago Style aipamenaBurgess, Sally. First Certificate Gold: Exam Maximiser. Harlow, England: Longman, 2000.
MLA aipamenaBurgess, Sally. First Certificate Gold: Exam Maximiser. Harlow, England: Longman, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.