APA (7th ed.) Citation

Osbourne, C., Chilton, H., & Tiliouine, H. (2014). Cambridge English: First (FCE) 1 : with key : completely updated for the 2015 exam specifications. National Geographic Learning.

Chicago Style (17th ed.) Citation

Osbourne, Charles, Helen Chilton, and Helen Tiliouine. Cambridge English: First (FCE) 1 : With Key : Completely Updated for the 2015 Exam Specifications. Hampshire: National Geographic Learning, 2014.

MLA (9th ed.) Citation

Osbourne, Charles, et al. Cambridge English: First (FCE) 1 : With Key : Completely Updated for the 2015 Exam Specifications. National Geographic Learning, 2014.