Cita APA (7th ed.)

Haycraft, J. (1978). An introduction to English language teaching. Longman.

Cita Chicago (17th ed.)

Haycraft, John. An Introduction to English Language Teaching. London: Longman, 1978.

Cita MLA (9th ed.)

Haycraft, John. An Introduction to English Language Teaching. Longman, 1978.