APA (7e ed.) Bronvermelding

Marian Cox. (2014). Cambridge Checkpoint English Coursebook 9 (Cambridge International Examinations). CAMBRIDGE UNIVERSITY PRESS.

Chicago (17e ed.) Bronvermelding

Marian Cox. Cambridge Checkpoint English Coursebook 9 (Cambridge International Examinations). CAMBRIDGE UNIVERSITY PRESS, 2014.

MLA (9e ed.) Bronvermelding

Marian Cox. Cambridge Checkpoint English Coursebook 9 (Cambridge International Examinations). CAMBRIDGE UNIVERSITY PRESS, 2014.

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