MLA Style Guide
Lecture/Speech
General tips
Indicate the form of delivery at the end (Lecture, Keynote speech, Address, Reading).
Format:
Name/Organization. "Presentation Title." Event, Location [if online include URL], date, Lecture.
Example:
Robinson, Sir Ken. "Did Schools Kill Creativity?" TED2006, www.ted.com/talks/ken_robinson_says_schools_kill_creativity?referrer=playlist-the_most_popular_talks_of_all, Feb. 2006. Lecture.