Cita APA (7th ed.)

Maris, A. (2010). Upper intermediate outcomes: Workbook. Heinle, Cengage Learning EMEA.

Cita Chicago (17th ed.)

Maris, Amanda. Upper Intermediate Outcomes: Workbook. Hampshire: Heinle, Cengage Learning EMEA, 2010.

Cita MLA (9th ed.)

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