Click on the links to find different suggestions. These lists are only a guideline to suggest ideas to you. Think about what you are interested in and try and find a related topic. You will write a much better project if you are interested in the topic yourself.
All of the articles linked to can be used as good sources for articles.
You could also search through Google Books After you run a search you can click on the tab on the left hand side of the page that says ‘fullview and preview’ which allows you to look inside some or all of the books in your search.