APA Citatie

Sayer, M., & Dellar, H. (2019). Outcomes: Upper Intermediate - Teacher's Book. United Kingdom: National Geographic Learning.

Chicago Style citaat

Sayer, Mike, en Hugh Dellar. Outcomes: Upper Intermediate - Teacher's Book. United Kingdom: National Geographic Learning, 2019.

MLA citatie

Sayer, Mike, en Hugh Dellar. Outcomes: Upper Intermediate - Teacher's Book. United Kingdom: National Geographic Learning, 2019.

Let op: Deze citaties zijn niet altijd 100% accuraat.