Cita APA

Widdowson, H. G. (1999). Aspects of language teaching. New York, N.Y: Oxford University Press.

Chicago Style Citation

Widdowson, H. G. Aspects of Language Teaching. New York, N.Y: Oxford University Press, 1999.

Cita MLA

Widdowson, H. G. Aspects of Language Teaching. New York, N.Y: Oxford University Press, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.