Citazione Stile APA (7a Edizione)

Nuttall, C., & Evans, D. (2011). Pre-intermediate outcomes: Workbook. Heinle, Cengage Learning EMEA.

Citazione stile Chigago Style (17a edizione)

Nuttall, Carol, e David Evans. Pre-intermediate Outcomes: Workbook. Hampshire: Heinle, Cengage Learning EMEA, 2011.

Citatione MLA (9a ed.)

Nuttall, Carol, e David Evans. Pre-intermediate Outcomes: Workbook. Heinle, Cengage Learning EMEA, 2011.