Your professor should let you know how much citation information you will need to include with your speeches. But just like in written papers, anytime you cite facts and statistics or quote another person's words or ideas, you need to provide attribution for them. Here's a brief video tutorial on oral citations:
The most recent editions of various style manuals are on Course Reserves at the Owen Library Information Desk. Do a search in PittCat for the citation style required for your class and narrow the search by Library: Johnstown Campus Library-Owen.
PittCat and most library databases offer a citation tool to help you format citations for found sources. Just remember to always double-check the formatting because there may be errors!
Keep track of all of your reference lists and bibliographies. Pitt's library resources work with citation management tools and allow you to import citations from sources like PittCat and article databases.