It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
When selecting sources to use in a research paper, it is critically important to evaluate what you found on a variety of levels.
This short video from NC State University Libraries explains what credible sources are, why it's important to use them, and how to determine if sources are credible. Click the box in the left bottom corner to make it appear full screen.