A works cited page contains important information that gives readers the exact location of your sources. This work may seem trivial or tedious, but it matters. Providing exact citations will build trust and credibility. Credible authors always take care to make sure their works cited pages or complete and appropriately formatted. Most research writers in the humanities use MLA citation style. It’s often considered the simplest. Below, you’ll see guidelines for how to cite a variety of common sources from the Purdue University OWL.