The document provides an introduction to APA citation style. It explains that APA style guidelines are published by the American Psychological Association for writing scholarly papers. The document discusses why citations are important, including avoiding plagiarism, giving credit to other authors, and allowing readers to locate sources. It also covers the basic components of in-text citations and reference lists, and distinguishes between DOIs and URLs for citing electronic sources. Help with APA style is available through the embedded librarian.