Cita APA (7a ed.)
Acklam, R., & Burgess, S. (1996). First Certificate Gold. Coursebook (3rd impression.). Longman Group UK.
Cita Chicago Style (17a ed.)
Acklam, Richard, y Sally Burgess. First Certificate Gold. Coursebook. 3rd impression. Harlov: Longman Group UK, 1996.
Cita MLA (9a ed.)
Acklam, Richard, y Sally Burgess. First Certificate Gold. Coursebook. 3rd impression. Longman Group UK, 1996.
Precaución: Estas citas no son 100% exactas.