Dellar, H., & Walkley, A. (2016). Outcomes: Upper Intermediate Class DVD-ROM. National Geographic Learning Cengage Learning.
Cita Chicago Style (17a ed.)Dellar, Hugh, y Andrew Walkley. Outcomes: Upper Intermediate Class DVD-ROM. United Kingdom: National Geographic Learning Cengage Learning, 2016.
Cita MLA (9a ed.)Dellar, Hugh, y Andrew Walkley. Outcomes: Upper Intermediate Class DVD-ROM. National Geographic Learning Cengage Learning, 2016.
Precaución: Estas citas no son 100% exactas.