Cita APA

Soars, J., & Soars, L. News Headway English Course / John & Liz Soars. Oxford : Oxford University Press.

Citación estilo Chicago

Soars, John, y Liz Soars. News Headway English Course / John & Liz Soars. Oxford : Oxford University Press.

Cita MLA

Soars, John, y Liz Soars. News Headway English Course / John & Liz Soars. Oxford : Oxford University Press.