Cita APA (7a ed.)
Soars, J., & Soars, L. (1996). New Headway English Course: Intermediate Student's Book (23. vyd.). Oxford University Press.
Cita Chicago Style (17a ed.)
Soars, John, y Liz Soars. New Headway English Course: Intermediate Student's Book. 23. vyd. Oxford: Oxford University Press, 1996.
Cita MLA (9a ed.)
Soars, John, y Liz Soars. New Headway English Course: Intermediate Student's Book. 23. vyd. Oxford University Press, 1996.
Precaución: Estas citas no son 100% exactas.