APA aipamena

Dellar, H., & Walkley, A. (2010). Pre-Intermediate Outcomes: Student's Book. Heinle, Cengage Learning EMEA.

Chicago Style aipamena

Dellar, Hugh, and Andrew Walkley. Pre-Intermediate Outcomes: Student's Book. Hampshire, United Kingdom: Heinle, Cengage Learning EMEA, 2010.

MLA aipamena

Dellar, Hugh, and Andrew Walkley. Pre-Intermediate Outcomes: Student's Book. Heinle, Cengage Learning EMEA, 2010.