Cita APA (7th ed.)

Williams, A. (2013). Research: Improve your reading and referencing skills. HarperCollins.

Cita Chicago (17th ed.)

Williams, Anneli. Research: Improve Your Reading and Referencing Skills. London: HarperCollins, 2013.

Cita MLA (8th ed.)

Williams, Anneli. Research: Improve Your Reading and Referencing Skills. HarperCollins, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.