That’s absolutely true that without proper and enough knowledge about the topic, you can never finish a perfect piece of assignment. So, what to do when the information sources seem like running out of the stock? Well, I would say work even harder and find what you need. Follow these tips:

· You need to go deeper into Google and Bing resources.
· Use a variety of keywords to see a variety of results.
· Search for scholarly articles about your topic
· Look our own college library resources
· Go through article directories to fetch necessary info.

You can also involve some expert assignment writing services to help you find appropriate resources.