In the presentation, you need to support your claim with convincing supporting reasons, evidence, facts, etc. You need to quote or paraphrase specific textual passages from the case accurately. All passages from the case must be cited in-text and in the References final slide per APA guidelines.
Other sources are not necessarily required, but as a writer, you must determine what kind of outside support you need to prove your point. Using other sources is highly recommended.
This summary presentation should be straightforward and not include unnecessary text. Use your narration to expand on bullet points. Add visual images and graphics to enrich your presentation as necessary to make your point clearly to the board members.