Cita APA

Allsop, J., & Aspinall, T. (2004). Bec preliminary testbuilder. London: Heinemann Educational Books.

Citación estilo Chicago

Allsop, Jake, and Tricia Aspinall. Bec Preliminary Testbuilder. London: Heinemann Educational Books, 2004.

Cita MLA

Allsop, Jake, and Tricia Aspinall. Bec Preliminary Testbuilder. London: Heinemann Educational Books, 2004.

Precaución: Estas citas no son 100% exactas.