Cita APA (7a ed.)

Liz, McCaul Jo, & Soars, J. (2018). New headway: Elementary. workbook without key (Fifth edition.). Oxford University Press.

Cita Chicago Style (17a ed.)

Liz, McCaul Jo, y John Soars. New Headway: Elementary. Workbook Without Key. Fifth edition. Oxford: Oxford University Press, 2018.

Cita MLA (9a ed.)

Liz, et al. New Headway: Elementary. Workbook Without Key. Fifth edition. Oxford University Press, 2018.