Cita APA

Dellar, H., & Walkley, A. (2019). Outcomes: Advanced - Student's Book. United Kingdom: National Geographic Learning.

Chicago Style Citation

Dellar, Hugh, i Andrew Walkley. Outcomes: Advanced - Student's Book. United Kingdom: National Geographic Learning, 2019.

Cita MLA

Dellar, Hugh, i Andrew Walkley. Outcomes: Advanced - Student's Book. United Kingdom: National Geographic Learning, 2019.

Atenció: Aquestes cites poden no estar 100% correctes.