Cita APA (7th ed.)

Maris, A. (2010). Outcomes. Upper Intermediate: Workbook Audio CD. Heinle Cengage Learning.

Cita Chicago (17th ed.)

Maris, Amanda. Outcomes. Upper Intermediate: Workbook Audio CD. [Hampshire]: Heinle Cengage Learning, 2010.

Cita MLA (9th ed.)

Maris, Amanda. Outcomes. Upper Intermediate: Workbook Audio CD. Heinle Cengage Learning, 2010.