I'm doing a powerpoint presentation for a class. I have a page for where I have gotten all my information, but do I have to cite my sources within my...

I'm doing a powerpoint presentation for a class. I have a page for where I have gotten all my information, but do I have to cite my sources within my speaker notes?

My speaker notes are not full sentences, so if I do have to cite them, if so, can you tell me how I do so.