These guidelines apply to papers, presentations, and all other academic projects that require you to use sources.
Everything from books to articles to tweets can be cited. The types of sources you cite depend on the sources you use for your paper or project.
Plagiarism is a serious offense; it can be accidental or intentional. You must acknowledge with proper citations any information you share that comes from other people.
Plagiarism can be:
EasyBib Grammar & Plagiarism Infographic: http://www.easybib.com/guides/students/research-guide/what-is-plagiarism/
Another reason to cite your sources is so that your instructor and others can understand what information you have researched and viewed. When others can see the sources you used, they understand how you developed your ideas for your paper, project, or presentation. Citations provide enough information for the source to be found by the people viewing your research. By citing your sources, you contribute responsibly to the information available about a topic and help inform people.
Check the page How to Cite a Specific Information Source for more information.