Gaya APA

Corbett, C. (2018). The art of plain speaking: how to write and speak in a way that will impress the people that matter . London: Routledge.

Gaya MLA

Corbett, Charlie. "The art of plain speaking: how to write and speak in a way that will impress the people that matter". London: Routledge, 2018. Buku Elektronik.