Citação norma APA
Soars, L., & Soars, J. (2005). New Headway: Upper-Intermediate : Student's Book (3. edition, 1. published 2005.). Oxford University Press.
Citação norma Chicago
Soars, Liz, and John Soars. New Headway: Upper-Intermediate : Student's Book. 3. edition, 1. published 2005. Oxford: Oxford University Press, 2005.
Citação norma MLA
Soars, Liz, and John Soars. New Headway: Upper-Intermediate : Student's Book. 3. edition, 1. published 2005. Oxford University Press, 2005.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.