Worldcat is a union catalog with the holdings of over 72,000 libraries around the world containing more than 330 million records. If you are doing a literature review you need to use it to see what books have been published. Worldcat will help you locate more that just books. You can find archive material, scores, videos and dissertations.
Connect to WorldCat by going to the library's database pages, or you can use this direct link.
