Cita APA (7a ed.)

Taylor, L. (2002). International Express Elementary Pockett Book. Oxford University.

Cita Chicago Style (17a ed.)

Taylor, Liz. International Express Elementary Pockett Book. Reino Unido: Oxford University, 2002.

Cita MLA (8a ed.)

Taylor, Liz. International Express Elementary Pockett Book. Oxford University, 2002.