APA (7. basım) Alıntı

Dellar, H., & Walkley, A. (2012). Outcomes Advanced. Heinle Cengage Learning.

Chicago Style (17. basım) Atıf

Dellar, Hugh, ve Andrew Walkley. Outcomes Advanced. [Hampshire]: Heinle Cengage Learning, 2012.

MLA (9th ed.) Atıf

Dellar, Hugh, ve Andrew Walkley. Outcomes Advanced. Heinle Cengage Learning, 2012.