xrefer, provider of online ready reference services to academic, public, and corporate libraries, has announced that it has integrated the CIA World Factbook into its xreferplus subscription service, adding interactive and exportable data tables to enrich the content. The CIA World Factbook contains information on all the countries of the world. With the Factbook in xreferplus, researchers can create customized tables comparing countries on any of over 130 data fields including economic aid, government, labor figures, and Internet use. Tables can be sorted online as well as exported and charted for further manipulation. In addition to customizable tables, the Factbook includes information for all countries on such topics as people, government, economy, communications, and transnational issues, along with images of maps and flags.