APA Citatie

(1993). Headway Upper-immediate: (Student's book). Oxford: Oxford University Press.

Chicago Style citaat

Headway Upper-immediate: (Student's Book). Oxford: Oxford University Press, 1993.

MLA citatie

Headway Upper-immediate: (Student's Book). Oxford: Oxford University Press, 1993.

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