These guides assist you in properly formatting the citations to articles, books, images, etc., you find in databases and elsewhere.
Annotated bibliographies allow your reader to understand the significance of your sources as they relate to your research project. Your annotations should tell the reader what the cited text is about, why it's significant, and your own analysis of how the text is related to your work.
They look slightly different depending on which citation style you're working with but they generally come immediately after each citation. Make sure to use the hanging indentation format that's commonly used for bibliographies. For a list of examples, check out Purdue OWL's samples.
Some key things to keep in mind: