Author’s last name, First name. “Title of Lecture.” Course Code: Course Name. Lecture at Location, Date.
Porter, Chris. “Introduction to the Prophets.” THBS204: Biblical Prophets. Lecture at the Australian Catholic University, August 18, 2018.
… it has been argued by Porter.1
1 Chris Porter, “Introduction to the Prophets.” THBS204: Biblical Prophets (lecture, Australian Catholic University, August 18, 2018).
2 Porter, “Introduction to the Prophets.”
Author last name, First name. "Title of Lecture/Presentation." PowerPoint presentation, Unit Code: Unit Name, University, date. url.
Elmer, Ian. "New Testament Letters : The Pauline Corpus." PowerPoint presentation, THBS209: New Testament Letters, Australian Catholic University, February 14, 2024. https://canvas.acu.edu.au/.
… it has been argued by Elmer.6
6 Ian Elmer, "New Testament Letters : The Pauline Corpus," THBS209: New Testament Letters, (PowerPoint presentation, Australian Catholic University, February 14, 2024) https://canvas.acu.edu.au.
7 Elmer, "New Testament Letters."
For multiple authors check the author layout table for in-text and bibliography format.