This document discusses citation and plagiarism. It explains that citation credits other researchers and writers when using their work and ideas. Plagiarism is using someone else's work or ideas without giving them proper credit. The document notes that citations allow readers to locate sources, demonstrate thorough research, reinforce arguments, explain alternative approaches, and avoid violating intellectual property rights. It describes two common citation styles - parenthetical and narrative citations - used in the Modern Language Association (MLA) and American Psychological Association (APA) styles.