Only the annotated bibliography is needed.
The Essay is going to be on "The United States Worker Abuse of Developing Countries".
What is the difference between a bibliography and a works cited page? Both are a list of sources in the same format. A bibliography is a list of sources that have been consulted, not a list that has been cited. This means that a bibliography can stand on its own, without a paper. You will write your annotated bibliography before you write your paper, so it cannot be called a "works cited page."