Cita APA

Taylor, L., & Kelly, P. (2007). International express: Workbook : Elementary. New York: Oxford University Press.

Citación estilo Chicago

Taylor, Liz., y Paul Kelly. International Express: Workbook : Elementary. New York: Oxford University Press, 2007.

Cita MLA

Taylor, Liz., y Paul Kelly. International Express: Workbook : Elementary. New York: Oxford University Press, 2007.