Books can provide a good overview of your topic, along with valuable information to help you with your research.
This is a list of general periodical indexes. They are multidisciplinary, which means they are a good place to get information about many different topics. They are all good places to get started in researching a topic, and all contain a good mix of popular and scholarly information.
Covers of a broad range of subject areas including: art, business, education, health, law, psychology, sciences, social sciences, and culture.