Citing your sources is one of the most important steps in doing research. RefWorks will allow you to store and organize your citations as well as easily create your bibliography/references (whether annotated or not) and final paper in the correct style.
You can use RefWorks to:
Chicago/Turabian Style is primarily used for history, but can also be used in other subjects. The Chicago style and the Turabian style are quite similar and often used interchangeably, but they are not identical. Ask your professor or check your syllabus to be sure you're using the right style.