Cita APA

Williams, E. J. (2008). Presentations in English: Find your voice as a presenter (First published.). Oxford: Macmillan.

Citación estilo Chicago

Williams, Erica J.. Presentations in English: Find Your Voice As a Presenter. First published. Oxford: Macmillan, 2008.

Cita MLA

Williams, Erica J.. Presentations in English: Find Your Voice As a Presenter. First published. Oxford: Macmillan, 2008.