Reference and eBooks Reference Sources Gale Virtual Reference Library 20+ subject specific dictionaries and encyclopedias Sage Knowledge 80+ subject specific encyclopedias Dictionaries, Thesauruses, and Encyclopedias Encyclopedia of Chicago Oxford English Dictionary Presidents of the United States Roget's Thesaurus eBooks Oesterle Library provides access to thousands of eBooks. Let this guide help you locate those most useful for you and your research. Guide to eBooks Statistical Guides Bureau of Labor Statistics Digest of Education Statistics FDIC Bank Data and Statistics Fedstats Historical Statistics of the United States Illinois Department of Health Statistics Naperville Illinois Census Pew Research Center Sourcebook for Criminal Justice Statistics Statistical Abstracts Series US Census Bureau US Census Publications World Factbook World Cultures Country Reports Global Gateway World Factbook Worldmark Encyclopedia of Nations