A Bibliography displays a list of Publications you’ve created.
Choose Bibliography from + Create Content in the black administrative toolbar.
You should see these fields:
Title This is the title of your bibliography.
Bibliography Description This field is optional. The text in this field will appear at the top of your bibliography. This field uses the text editor. See the “Text Editing” section for more details.
Group by Categories If you have assigned categories to any publications, you can choose the categories here to group them by on this bibliography page. For example, if you've assigned "Books" and "Conferences" categories to various publications, they would appear as options here. If checked, the bibliography page would be grouped into "Books" and "Conferences" sections.
Publications Assigned to this Bibliography If you’ve created publication pages, they’ll show up here. Check the box next to the publication you want to add to this bibliography.