It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Reference sources provide background information about your topic. They provide context and help you gain a clearer understanding of the issue or subject you are writing about. They provide you with an overview of the topic and can help you focus your investigation by providing common subtopics, events, personalities, and keywords. Normally you do cite a reference source because it is Subject Common Knowledge.
Search for any of the following types of content: news, cases, law reviews, company information, country information, or publications. Includes Shepard's® Citations/
Statistical Abstract of the United States
Statistical Abstract of the United StatesThe Statistical Abstract of the United States, published since 1878, is the authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States.