Cita APA (7th ed.)

Widdowson, H. (1984). Explorations in applied linguistics 2. Oxford Uni. Press.

Cita Chicago (17th ed.)

Widdowson, H. Explorations in Applied Linguistics 2. Oxford: Oxford Uni. Press, 1984.

Cita MLA (9th ed.)

Widdowson, H. Explorations in Applied Linguistics 2. Oxford Uni. Press, 1984.