Cita APA (7a ed.)

Evans V. Virginio & Dooley J. Jenny. (2006). Upstream Elementary A2: DVD Activity Book. Newbury, Express Publishing, 2006.

Cita Chicago Style (17a ed.)

Evans V. Virginio y Dooley J. Jenny. Upstream Elementary A2: DVD Activity Book. Newbury, Express Publishing, 2006, 2006.

Cita MLA (9a ed.)

Evans V. Virginio y Dooley J. Jenny. Upstream Elementary A2: DVD Activity Book. Newbury, Express Publishing, 2006, 2006.