Theobald, T. (2013). Develop your presentation skills (Second edition.). Kogan Page Ltd.
Chicago-čujuhus (17. p.)Theobald, Theo. Develop Your Presentation Skills. Second edition. Philadelphia, PA: Kogan Page Ltd, 2013.
MLA-čujuhus (9. p.)Theobald, Theo. Develop Your Presentation Skills. Second edition. Kogan Page Ltd, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.