Cita APA (7th ed.)

Evans V. Virginia & Dooley J. Jenny. (200). Upstream. Intermediate: Student's cassette. Newbury, Express Publishing, [200-?].

Cita Chicago (17th ed.)

Evans V. Virginia i Dooley J. Jenny. Upstream. Intermediate: Student's Cassette. Newbury, Express Publishing, [200-?], 200.

Cita MLA (9th ed.)

Evans V. Virginia i Dooley J. Jenny. Upstream. Intermediate: Student's Cassette. Newbury, Express Publishing, [200-?], 200.