Dellar, H., & Walkley, A. (2019). Outcomes: Upper Intermediate - Student's Book. United Kingdom: National Geographic Learning.
Citação norma ChicagoDellar, Hugh, e Andrew Walkley. Outcomes: Upper Intermediate - Student's Book. United Kingdom: National Geographic Learning, 2019.
Citação norma MLADellar, Hugh, e Andrew Walkley. Outcomes: Upper Intermediate - Student's Book. United Kingdom: National Geographic Learning, 2019.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.