Liz, Hughes, S., & Soars, J. (2019). New headway: Pre-intermediate. teacher's book (Fifth edition.). Oxford University Press.
Citazione stile Chigago Style (17a edizione)Liz, Stacey Hughes, e John Soars. New Headway: Pre-intermediate. Teacher's Book. Fifth edition. Oxford: Oxford University Press, 2019.
Citatione MLA (9a ed.)Liz, et al. New Headway: Pre-intermediate. Teacher's Book. Fifth edition. Oxford University Press, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.