Cita APA (7a ed.)

Harding, K., & Taylor, L. (2005). International express [CD-ROM]: Intermediate : class CDs. Oxford University Press.

Cita Chicago Style (17a ed.)

Harding, Keith, y Liz Taylor. International Express [CD-ROM]: Intermediate : Class CDs. Oxford: Oxford University Press, 2005.

Cita MLA (9a ed.)

Harding, Keith, y Liz Taylor. International Express [CD-ROM]: Intermediate : Class CDs. Oxford University Press, 2005.