An annotated bibliography provides a summary and/or evaluation of each work listed in the bibliography, in addition to providing citations (title of the work, who wrote the work, where and when it was published) for a specific topic area.
It is a research tool to assist you in synthesizing and reviewing your sources. Those reading the annotations can learn the nature of the works, as well as gain a sense of the usefulness of sources in relation to the reader's own research needs.
Elements of an Annotated Citation
The first part of an annotated citation is
The second part of the annotated citation will consist of the following elements and may vary in length from several sentences to a page. Consult your instructor for guidance.
Example from the Purdue University's OWL (Online Writing Lab)