To the Chicago Manual of Style refer to
Turabian Quick Guide from the University of Chicago Press
A Manual for Writers of Research Papers, Theses, and Dissertations: Chicago Style for Students and Researchers, 8th edition by Kate Turabian et al.
Purdue OWL (Links to an external site.) for guidance on annotated bibliographies) to understand how the source fits into your understanding of the topic.
You annotation should:
As you search for and read through sources ask yourself the following questions: