Day, J., & Jeremy Day. (2014). Unlock: Listening and speaking skills. Cambridge: Cambridge University Press.
Chicago-stil citatDay, Jeremy, och Jeremy Day. Unlock: Listening and Speaking Skills. Cambridge: Cambridge University Press, 2014.
MLA-referensDay, Jeremy, och Jeremy Day. Unlock: Listening and Speaking Skills. Cambridge: Cambridge University Press, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.