- Copying three or more exact words from a published source of another person.
- Paraphrasing or summarizing the ideas of the author of a published source.
- Using facts, opinions, ideas, thoughts, feelings, and statistics created by others.
- Using information from graphs, charts, pictures, tables, or other visuals from a source.
- Using foundational knowledge of theories, practices, and processes, even if they are widely known (for example, Einstein's theory of relativity).
Source: DU Brief Guide to APA, Avoiding Plagiarism.