Cita APA (7th ed.)

Richards, J. C., & Nunan, D. (1990). Second language teacher education (1a. ed.). Cambridge University.

Cita Chicago (17th ed.)

Richards, Jack C., i David Nunan. Second Language Teacher Education. 1a. ed. Cambridge: Cambridge University, 1990.

Cita MLA (9th ed.)

Richards, Jack C., i David Nunan. Second Language Teacher Education. 1a. ed. Cambridge University, 1990.