Cita APA

Thornbury, S. 1., & Thornbury, S. 1. (2005). How to teach speaking. Malaysia: Longman.

Citación estilo Chicago

Thornbury, Scott 1950-, y Scott 1950- Thornbury. How to Teach Speaking. Malaysia: Longman, 2005.

Cita MLA

Thornbury, Scott 1950-, y Scott 1950- Thornbury. How to Teach Speaking. Malaysia: Longman, 2005.