Cita APA (7th ed.)

Machan, T. W. (2013). What is English ? And Why Should we Care? OUP.

Cita Chicago (17th ed.)

Machan, Tim William. What Is English ? And Why Should We Care? UK: OUP, 2013.

Cita MLA (9th ed.)

Machan, Tim William. What Is English ? And Why Should We Care? OUP, 2013.