Citazione Stile APA (7a Edizione)

ROBINSON, C., & PARKER, H. (1995). Themes for listening and speking.-- ed. self-study/teacher's. Oxford University Press.

Citazione stile Chigago Style (17a edizione)

ROBINSON, Carole, e Helen PARKER. Themes for Listening and Speking.-- Ed. Self-study/teacher's. Oxford: Oxford University Press, 1995.

Citatione MLA (9a ed.)

ROBINSON, Carole, e Helen PARKER. Themes for Listening and Speking.-- Ed. Self-study/teacher's. Oxford University Press, 1995.