Citing a source within the body of your work is the way of you showing that you took words, ideas, figures, images, etc. from another place or article. It is a uniquely ways to identify a published work (e.g. book, article, chapter, web site) and normally found in bibliographies and reference lists.
Citation may look different, depending on what is being cited (e.g. book, article, chapter, web site) and which style was used to created them.
Example of Style (s):
What to cite?
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