Cita APA (7a ed.)

Doff, A. (1991). Teach english: A training course for teachers. Cambridge University Press.

Cita Chicago Style (17a ed.)

Doff, Adrian. Teach English: A Training Course for Teachers. Cambridge: Cambridge University Press, 1991.

Cita MLA (8a ed.)

Doff, Adrian. Teach English: A Training Course for Teachers. Cambridge University Press, 1991.