How to reference lecture notes?
The best approach to citing information from your personal notes from a class lecture is to consider it as personal communication. Personal communication includes what’s known as unrecoverable data and for this reason is only cited within the text and not included in the reference list. In-text, it would be acceptable to write in either form: In a lecture on May 16, 2007, to a PSY 234 class, Cassidy said … … (A. B. Cassidy, PSY 234 lecture, May 16, 2007).