APA (7e ed.) Bronvermelding

Evans V. Virginia & Edwards L. Lynda. (2007). Upstream. Advanced C1: Class CD 4. Newbury, Express Publishing, 2007.

Chicago (17e ed.) Bronvermelding

Evans V. Virginia en Edwards L. Lynda. Upstream. Advanced C1: Class CD 4. Newbury, Express Publishing, 2007, 2007.

MLA (9e ed.) Bronvermelding

Evans V. Virginia en Edwards L. Lynda. Upstream. Advanced C1: Class CD 4. Newbury, Express Publishing, 2007, 2007.

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