Citazione Stile APA (7a Edizione)

Eales, F., & Oakes, S. (2015). Speakout: Upper Intermediate Students' Book with DVD-ROM (2nd Edition.). Pearson Education Limited.

Citazione stile Chigago Style (17a edizione)

Eales, Frances, e Steve Oakes. Speakout: Upper Intermediate Students' Book with DVD-ROM. 2nd Edition. Essex, England: Pearson Education Limited, 2015.

Citatione MLA (9a ed.)

Eales, Frances, e Steve Oakes. Speakout: Upper Intermediate Students' Book with DVD-ROM. 2nd Edition. Pearson Education Limited, 2015.