If you retrieved the slides from a class website, such as Canvas, that requires a password to access, you would normally still include a Reference List entry. A reader could contact the author of the slides for access. If you have a downloaded copy of the slides but they aren’t available to the general public, you would still normally cite them as personal communication. Check with your instructor or advisor to see if they would like for you to attach a copy of the slides to your paper as an appendix.
Example: McGonagall, M.
Example: McGonagall, M. (2018).
Example: McGonagall, M. (2018). A guide to advanced transfiguration [PowerPoint slides]. If the slides were saved in a different format, use the name of that format. For example, if the lecturer used Apple Keynote, you would list the format as “[Keynote slides]. " If the slides were saved in document format, list the format of the document followed by the word “document,” such as “[PDF document]” or [Word document]. "
Website example: McGonagall, M. (2018). A guide to advanced transfiguration [PowerPoint slides]. https://www. hogwarts. edu/transfiguration/slides/chapter_4 Canvas example: McGonagall, M. (2018). A guide to advanced transfiguration [PowerPoint slides]. Retrieved from WebCampus.
For example, you might write: Although people usually consider dark arts the most dangerous, transfiguration has landed more Hogwarts students in the hospital (M. McGonagall, personal communication, May 4, 2018).
For example, you might write: Transfiguration is not only one of the most difficult and complex skills mastered by Hogwarts students, but also one of the most dangerous (McGonagall, 2018).
For example, you might write: McGonagall (2018) noted that it would be a mistake not to take the inherent danger in transfiguration seriously.
For example, you might write: Advanced transfiguration spells are attempted only by the top students at Hogwarts (McGonagall, 2018, slide 4).