Cita APA (7a ed.)

Paran, A., Burguess, S., & Acklam, R. (1996). First certificate gold (1st published, 2nd impr.). Longman.

Cita Chicago Style (17a ed.)

Paran, Amos, Sally Burguess, y Richard Acklam. First Certificate Gold. 1st published, 2nd impr. Harlow: Longman, 1996.

Cita MLA (9a ed.)

Paran, Amos, et al. First Certificate Gold. 1st published, 2nd impr. Longman, 1996.