When you get the task to write the annotated bibliography you will understand that it's not an easy task. Especially when we are speaking about the format and style of your annotated bibliography. Your tasks can be to write chicago style annotated bibliography
and if you will don't know how to do it probably you will fail if you will try for the first time. But you can always get help from online writing services which provide only professional writers who have great experience in creating the annotated bibs with different styles. Try their services and you will not be disappointed.