APA

Osbourne C., Chilton H. & Tiliouine H. (2015). Exam Essentials Practice Tests 1. Cambridge English First (FCE). Andover: National Geographic Learning.

Chicago

Osbourne C, Chilton H and Tiliouine H. 2015. Exam Essentials Practice Tests 1. Cambridge English First (FCE). Andover: National Geographic Learning.

Harvard

Osbourne C., Chilton H. and Tiliouine H. (2015). Exam Essentials Practice Tests 1. Cambridge English First (FCE). Andover: National Geographic Learning.

MLA

Osbourne C, Chilton H and Tiliouine H. Exam Essentials Practice Tests 1. Cambridge English First (FCE). Andover: National Geographic Learning. 2015.