Cita APA

Falla, T., & Davies, P. A. Solutions pre-intermediate: Student`s book. Oxford University, c2007.

Citación estilo Chicago

Falla, Tim, and Paul A. Davies. Solutions Pre-intermediate: Student`s Book. New York: Oxford University, c2007.

Cita MLA

Falla, Tim, and Paul A. Davies. Solutions Pre-intermediate: Student`s Book. New York: Oxford University, c2007.