Citation involves properly crediting the authors of information sources used in a paper or presentation. Remember to cite not only text-based sources, but also images, video, and other media.
Different disciplines use certain citation styles. Use one of the style guides to the right for the citation guidelines you need.
Different library resources provide citation tools. Here is a previw of the various symbols you may see. Clicking on these symbols will help you create an automatic citation. The first image show how to find the citation tool in an article database.
This is the symbol for citations in the Oxford Art Online database.
This is the link to cite an image from ARTstor.
IUCAT provides citations from the button labeled "Cite."