Cita APA (7th ed.)

Doff, A. (1991). Teach English: A training course for teachers : trainer's handbook. Press Syndicate of the University of Cambridge.

Cita Chicago (17th ed.)

Doff, Adrian. Teach English: A Training Course for Teachers : Trainer's Handbook. Cambridge [Cambridgeshire]: Press Syndicate of the University of Cambridge, 1991.

Cita MLA (9th ed.)

Doff, Adrian. Teach English: A Training Course for Teachers : Trainer's Handbook. Press Syndicate of the University of Cambridge, 1991.