There are many great sources of information for Shakespeare and his times. Here are a few:
Search our library.
Try our pathfinders, listed under Students above. Here is the list of great Shakespeare sites.
Web English Teacher has a super page on Shakespeare. Scroll down.
You all have different topics. Consider using our encyclopedias. Use the index first to find the volume containing your topic.
You are expected to create a properly formatted bibliography. You can use Citation Machine or Bibme or key everything in using MS Word or Googedocs using Halton Cloud. If you use your own Chrome browser consider downloading the EasyBib add-on.
We may also take a look how not to plagiarize!