Consult the Library's Writing and Citing resources to learn more about how to use a citation management database to track, build, edit and produce references and bibliographies. There are many different and free citation management tools available. A more extensive list may be found here.
A key citation management tool that provides citations in a variety of styles for books and articles is ZoteroBib. Try it out cutting and pasting ISBNs and DOIs.
E-books and documents that can help with your writing, documenting and note taking.