Use google to get started, but don't spend too much time!
Constructing a great keyword search will get you on your way.
Use the Library Catalog to find books on your topic. Keep your searches broad to get lots of choices.
Articles from peer reviewed journals will be your main source.
Research is more than finding sources - you have to evaluate them to choose the most appropriate ones.
Regardless of the format, Librarians can help you present your results.